感觉不简单，千万不能靠背题，要理解意思，salesforce 题目变来变去，用不同方法表达。
prepare
http://forceprepare.com/tutorial/intro.html
http://allaboutsalesforce.blogspot.co.at/2012/01/401-certification-mock-exam-1.html
Salesforce Dev 401 Dumps 1
1. Out of the following things which can be done using the Force.com platform? (Select two)
a. Data-warehousing
b. Applications with clicks and not code
c. Applications can be upgraded without loss of customization
d. Code version control system
Ans. b,c
2. Out of the following which applications are suitable for Force.com? (Choose three)
a. Time card application
b. Word processor
c. Online auction management
d. Inventory management
Ans. a,c,d
3. Where are Force.com IDs identical?
a. Production and full copy sandbox only
b. Production and dev sandbox only
c. Two developer orgs
d. Two sandbox org
Ans. a
4. Which of the following refers to the data model of Salesforce? (Choose 2)
a. Force.com API
b. Force.com metadata API
c. Sandbox
d. Force.com IDE
Ans. a,b
5. What types of Salesforce edition are not available?
a. Enterprise edition
b. Unlimited edition
c. limited edition
d. Developer edition
Ans. c
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Salesforce Dev 401 Dumps 2
1. Which custom fields can be made universally required?
a. Formula
b. Lookup
c. E-mail
d. URL
Ans. c
2. How many master relationships can be there per detail object?
a. 1
b. 2
c. 3
d. 4
Ans. b
3. How many lookup relationships can be there per child?
a. 10
b. 20
c. 15
d. 25
Ans. d
4. Which of the following is NOT a step in creating a junction object?
a. Creating the custom object to serve as the junction object between the two master objects
b. Creating two Master-Detail relationships
c. Customizing the related lists on the page layouts of the two master objects
d. Creating two lookup relationships
Ans. d
5. An organization wants to use custom objects to track bugs. The organization wants the ability to link related bugs to parent bugs in a parent-child relationship. What type of relationship should be used?
a. Master-Detail
b. Self
c. Hierarchically
d. Many-to-many
Ans. b
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Salesforce Dev 401 Dumps 3
1. Using a formula field how would a developer calculate the number of days since a record has been created? The CreatedDate field is a DateTime type field.
a. TODAY() – DATEVALUE(CreatedDate)
b. NOW() – DATEVALUE(CreatedDate)
c. TODAY() – CreatedDate
d. CreatedDate – TODAY()
Ans. a
2. Using the Force.com platform declarative model to build an application, which of the following do you NOT have to do? Please select three (3) choices.
a. Install a database server
b. Configure an application using clicks not code
c. Deploy a web server
d. Administer and e-mail server
Ans. a,c,d
3. An organization wants to create a field to store manager data on the user object. The manager field is a reference to another user record. What type of relationship should be used?
a. Master-Detail
b. Hierarchical
c. Lookup
d. Many-to-many
Ans. b
4. What is true about a junction object?
a. A custom object that has two Master-Detail relationships
b. A custom object that has a Master-Detail relationship
c. A standard object that has two Master-Detail relationships
d. A standard object that has a Master-Detail relationship
Ans. a
5. What is true about a cross-object formula field for a Master-Detail relationship?
a. You can only create a cross-object formula field on the parent object
b. You can only create a cross-object formula field on the child object
c. You can create a cross-object formula field on both the parent and child object
d. A cross-object formula field is not available for a Master-Detail relationship
Ans. b
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Salesforce Dev 401 Dumps 4
1. What are the different custom tabs that you can create? Please select three (3) choices.
a. Web tab
b. Apex tab
c. Visualforce tab
d. Custom object tab
e. Standard object tab
Ans. a,c,d
2. For the order management application, the developer has created a custom object to store the product line and product combination. When creating an order, the product line and product combination need to be consistent. What is the best option for implementing this?
a. Use a workflow to update the product automatically based on the product line
b. Create a validation rule using IF
c. Create a formula field to enforce the combination
d. Create a validation rule using VLOOKUP
Ans. d
3. What is true about a Master-Detail relationship? Please select two (2) choices.
a. When the parent record has been deleted, all the child records will be deleted
b. You can have a child record without the parent record
c. You have to expose the master lookup field on the child detail page layout
d. You cannot delete a child record
Ans. a, c
4. Where do you change the hover detail?
a. Mini view
b. Page layout
c. Profile
d. Mini page layout
Ans. d
5. What layer of model-view-controller paradigm are standard or custom objects associated with?
a. View
b. Model
c. Controller
d. View and controller
Ans. b
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Salesforce Dev 401 Dumps 5
1. What is a junction object?
a. Object with lookup relationship
b. Master detail relationship
c. Object with two lookup relationships
d. Object with two Master-Detail relationships
Ans. d
2. What field can be controlled by a translation workbench?
a. Rule criteria
b. Formula
c. Validation errors
d. Assignment rules
Ans. c
3. Object X has a lookup to object Y. Which of the following statements are TRUE? Please choose two (2).
a. Fields of both X and Y are accessible from object Y
b. Fields of object Y can be accessed from object X
c. Fields of both Y and X are accessible from object X
d. Fields of object X can be accessed from object Y
Ans. b,c
4. What are the components of the dashboard that use grand totals? Please choose two (2) items.
a. Chart
b. Metric
c. Table
d. Gauge
Ans. b,d
5. How do you highlight totals in a report?
a. Roll-up summary field
b. Formula field
c. Custom summary field
d. Summary totals
Ans. d
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Salesforce Dev 401 Dumps 6
1. In a recruiting application a position that is of type critical should not be kept open for more than 14 days. How will you develop the business logic to cater to this?
a. Time-dependant workflow action to send an e-mail to the owner after 14 days
b. Time-dependant workflow action to send the record for review to owner after 14 days
c. Time-dependant workflow action to send an e-mail to the owner before 14 days
d. Time-dependant workflow action to close the position after 14 days
Ans. a
2. A job application object has a child review object to store candidate reviews. The review needs to be tracked between a score of 1 to 5. The score has to be a choice between 1 and 5 displayed as a radio button. How will a developer cater to this requirement?
a. Create 5 fields for scores (1 to 5) of type radio-button and use it in review page layout
b. Create a dependent picklist that feeds the radio button type field
c. Create a formula field
d. Create a Visualforce page with radio buttons for the review object
Ans. d
3. In a data model object A is related to B, B is related to C. How will a developer create a report to include fields of A and C?
a. Create lookup relationships between A,B and C
b. Create a custom report type with A, B and C, and use it in the report
c. Create a custom report with A and C fields as relationships already exist
d. Report cannot be created
Ans. b
4. An application was designed without considering whether requirements for reports include dashboards. Out of the following statements which one is TRUE?
a. The data model will support all the requirements of the application, including reports and dashboards
b. Reports are part of the application and application design will take care of it
c. No special considerations for reports or dashboards are required as Salesforce can natively take care of the requirements
d. The data model and the application will not cater for reports and dashboards
Ans. d
5. A recruiting application has a position object that contains location, department and other information relating to a position. We need to create a report that is grouped by department but not by locations. What is the best type of report a developer would choose?
a. Summary report
b. Tabular report
c. Matrix report
d. A report using Visualforce
Ans. a
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Salesforce Dev 401 Dumps 7
1. In Master-Detail relationship scenario the fields of the parent object need to be displayed in the related list. How will a developer design this?
a. Cross-object formula field
b. Workflow rule
c. Validation rule
d. Assignment rule
Ans. a
2. In a Master-Detail relationship, what happens when the a record is deleted from the parent object?
a. Parent record alone gets deleted
b. Exception occurs
c. Parent and child record will not be deleted
d. All child records are deleted
Ans. d
3. What will cause the analytic snapshots run to fail? Please select three (3) choices.
a. The source report has been deleted
b. The target object has a trigger on it
c. The running user has been inactivated
d. The target object is a custom object
e. The source report is saved as matrix report
Ans. a,b,c
4. How does Salesforce enforce data access using role hierarchy?
a. Users are given access to the records owned by the users who are below them in the role hierarchy
b. Users are given access to the records owned by the users who share the same role in the role hierarchy
c. Users are given access to the records accessible by the users who are below them in the role hierarchy
d. Users are given access to the records accessible by the users who are above the role hierarchy
Ans. c
5. When you create a custom tab for a custom object, what are the features that are available by default? Please select two (2) choices.
a. Sidebar search object
b. Custom reporting
c. Recent Items
d. Ability to track activity
Ans. a,c
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Salesforce Dev 401 Dumps 8
1. What are the data types that are supported by a formula field? Please select three (3) choices.
a. Text
b. Percent
c. E-mail
d. Currency
e. Phone
Ans. a,b,d
2. An organization wants to create a field to store manager data on the user object. The manager field is a reference to another user record. What type of relationship should be used?
a. Master-Detail
b. Hierarchical
c. Lookup
d. Many-to-many
Ans. b
3. Salesforce.com has notified you that they have enabled the ability to update audit fields for your organization. When inserting a record which field can you set?
a. CreatedDate
b. IsDeleted
c. SysModStamp
d. UpdatedDate
Ans. a
4. Select the features that are available through custom report types. Please select two (2) items.
a. Define object relationships and fields for reports
b. Define up to 4 object relationships
c. Define anti-join relationships
d. Create analytic snapshot reports
Ans. a,b
5. When creating a sharing rule, what entities can data be shared to? Please select three (3) choices.
a. Public groups
b. Users
c. Roles
d. Roles and subordinates
e. Queues
Ans. a,c,d
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Salesforce Dev 401 Dumps 9
1. How many characters are there in the Salesforce case-insensitive id field of an object? Select the one correct answer.
a. id field is not mandatory
b. The field length is customizable
c. This depends on the version of Salesforce
d. 18
Ans. d
2. Name the prefix used by standard VisualForce markup tags. Select the one correct answer.
1. vf
2. apex
3. c
4. s
Ans. 2
3. Which of the following cannot be included in a VisualForce page? Select the one correct answer.
a.Java
b.JavaScript
c.HTML
d.Flash
Ans. a
4. To create a new VisualForce page HelloWorld in development mode, which URL should be appended to server address? Select the one correct answer.
a./HelloWorld
b./vf/HelloWorld
c./apex/HelloWorld
d./home/HelloWorld
Ans. c
5. What is the maximum response size of a VisualForce page? Select the one correct answer.
a.1 MB
b.5 MB
c.15 MB
d.There is no limit on the size of a VisualForce page
Ans. c
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Salesforce Dev 401 Dumps 10
1. What is the number of components that can be added to a dashboard? Select the one correct answer.
a.20
b.25
c.50
d.100
Ans. a
2. Which of these is not a valid report type. Select the one correct answer.
a.Summary
b.Matrix
c.Tabular
d.Detailed
Ans. d
3. Before a code can be deployed on production what percentage of test coverage must be achieved. Select the one correct answer.
a.25%
b.50%
c.75%
d.100%
Ans. c
4. In Salesforce what is the maximum number of fields that can be added to an object? Select the one correct answer.
a.There is no such limit on the number of fields
b.100
c.200
d.500
Ans. d
5. When designing an application, a developer needs to make a field editable to all profiles. In field level security what settiings should be used in this situation. Select the one correct answer.
a.Disable Visible and Read-Only
b.Disable Visible but Enable Read-Only
c.Enable Visible but Disable Read-Only
d.Enable Visible and Read-Only
Ans. c
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Salesforce Dev 401 Dumps 11
1. An organization has created an application manage new hires and job positions. A custom object has been created to manage all job positions. Using an approval process they have configured the application to have the first step of the process require approvals from three different hiring managers.
Select the two (2) possible approval choices based on multiple approvers for an approval step.
a) Approve or reject based on the first response.
b) Require unanimous approval from all selected approvers…
c) Require majority approval from all selected approvers
d) Require x out of y approval from all selected approvers
Ans. a,b
2. When a record has been rejected by all approvers, Salesforce executes all final rejection actions. Which of the following is NOT a possible final rejection action?
a) Lock the record from being edited
b) Send an email to a designated recipient
c) Delete the record…
d) Update a field on the record
Ans. c
3. Which of the following cannot be used on a User Page Layout? Please select two (2) choices.
a) Tags…
b) Links
c) Buttons…
d) Custom Fields
e) Inline Visualforce
Ans. a,c
4. An organization wants to leverage the import wizards to import different types of data. What type of data cannot be imported through the wizard?
a) Accounts and Contacts
b) Leads
c) Custom Objects
d) Users…
Ans. d
5. An organization has two custom objects to track job positions and salaries for those positions. Everyone in the organization should be able to view the positions however, only select users can view the salary records. What steps should a developer take to ensure the requirement is fulfilled?
a) Create a lookup relationship between positions and salaries; define public access on position and private access on salary
b) Create a master-detail relationship between positions and salaries; define public access on position and private access on salary.
c) Create a master-detail relationship between positions and salaries; define private access on position and create sharing rules on salary.
d) Create a lookup relationship between positions and salaries; define public access on position and public access on salary; create sharing rules on salary to restrict visibility.
Ans. a
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Salesforce Dev 401 Dumps 12
1. An organization has created a HR application which contains a custom object for job positions and candidates for those positions. The HR managers want to see a view of the position with the best candidates for that position and not just all the candidates listed. What is the best method to fulfill the requirement?
a) Add an inline Visualforce Page on the job position page layout
b) Add the candidate related list to the job position page layout
c) Create a validation rule on the job position page layout
d) Create a formula field on the job position object and add to the page layout
Ans. a
2. Which of the following is not process or data intensive.
a) Time entry application
b) Inventory management
c) Word processing
d) Human resource management
Ans. c
3. A manager in an organization wants to share specific fields of data to his subordinates that only he has access to. What is the best way to share specific fields of data?imp Please select two (2) choices.
a) Run As on dashboards
b) Folder Permission on a Report
c) Run As on scheduled reports
d) Folder Permission on a Dashboard
Ans. a,c
4. A developer needs to make a field that is normally accessible by most users inaccessible on the report wizard for specific users. What the best method to fulfill that requirement?
a) Field level security
b) Remove the field from the page layout
c) Remove the field from the user profile
d) Change my display under personal settings
Ans. a
5. If a parent object has a lookup relationship defined with a child object. What happens in the child object when you delete a record from the parent?
a) The child record is deleted
b) Nothing
c) The parent record cannot be deleted
d) The child record cannot be deleted
Ans. b
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Salesforce Dev 401 Dumps 13
1. How do you highlight totals in a report?
a. Roll-up summary field
b. Formula field
c. Custom summary field
d. Summary totals
Ans. d
2. In Master-Detail relationship scenario the fields of the parent object need to be displayed in the related list. How will a developer design this?
a. Cross-object formula field
b. Workflow rule
c. Validation rule
d. Assignment rule
Ans. a
3. When you create a custom tab for a custom object, what are the features that are available by default? Please select two (2) choices.
a. Sidebar search object
b. Custom reporting
c. Quick create
d. Ability to track activity
Ans. a,c
4. When creating a sharing rule, what entities can data be shared to? Please select three (3) choices.
a. Public groups
b. Users
c. Roles
d. Roles and subordinates
e. Queues
Ans. a,c,d
5. Select the Salesforce.com edition that is NOT available today.
a. Professional
b. Unlimited
c. Enterprise
d. Premium
Ans. d
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Salesforce Dev 401 Dumps 14
1. Within a custom recruiting application, Universal Containers uses a custom position object to track positions. Positions expire 90 days after they have been approved. A Workflow Rule is in place to send an email to the hiring manager listed on a position 15 days before the expiration date. What will happen if the expiration date of a position is extended by 30 days?
A. An email will be sent 15 days before the original expiration date.
B. An email will be sent 15 days before the updated expiration date.
C. An email will be sent on the original expiration date.
D. An email will not be sent.
Ans. b
2. A developer wants to ensure that when a parent record is deleted, child records are not deleted. Which relationship should the developer choose?
A. Lookup.
B. Master-detail
C. Many-to-many
D. Master-to-master
Ans. a
3. Which statement is true about a custom tab?
A. It can only be included in one application.
B. It can only be included in standard applications.
C. It can be included in as many applications as desired.
D. It can only be included in custom applications.
Ans. c
4. When would a developer use upsert and external IDs? (There are two correct answers.)
A. To integrate with an external system.
B. To migrate customizations from sandbox to production.
C. To load related records without knowing Salesforce record IDs.
D. To use the Web Services API to query for data.
Ans. a,c
5. A group of executives has requested a convenient way to see daily metrics without having to log in to Salesforce. How would a developer accomplish this goal?
A. Set the users’ home page layouts to include a dashboard.
B. Create a Workflow rule that sends a link to the dashboard in an email.
C. Schedule the dashboard for daily refresh and email distribution.
D. Create a series of daily recurring events providing the dashboard link.
Ans. c
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Salesforce Dev 401 Dumps 15
1. A customer has a requirement to filter columns in the related list. As a developer how will you accomplish this?
a. Use the filter option in the related list section of the page layout
b. Use the filter option in the related list section of the mini page layout
c. Use the filter option in the detail page layout of the related list object
d. Build a Visualforce component with a filter to replace the related list section of the page layout
Ans. d
2. A recruiting application has a position object that contains location, department and other information relating to a position. We need to create a report that is grouped by department but not by locations. What is the best type of report a developer would choose?
a. Summary report
b. Tabular report
c. Matrix report
d. A report using Visualforce
Ans. a
3. An application was designed without considering whether requirements for reports include dashboards. Out of the following statements which one is TRUE?
a. The data model will support all the requirements of the application, including reports and dashboards
b. Reports are part of the application and application design will take care of it
c. No special considerations for reports or dashboards are required as Salesforce can natively take care of the requirements
d. The data model and the application will not cater for reports and dashboards
Ans. d
4. In a data model object A is related to B, B is related to C. How will a developer create a report to include fields of A and C?
a. Create lookup relationships between A,B and C
b. Create a custom report type with A, B and C, and use it in the report
c. Create a custom report with A and C fields as relationships already exist
d. Report cannot be created
Ans. b
5. For the order management application, the developer has created a custom object to store the product line and product combination. When creating an order, the product line and product combination need to be consistent. What is the best option for implementing this?
a. Use a workflow to update the product automatically based on the product line
b. Create a validation rule using IF
c. Create a formula field to enforce the combination
d. Create a validation rule using VLOOKUP
Ans. d
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Salesforce Dev 401 Dumps 16
1. In the statement below, controller refers to what type of controller? Select the one correct answer. < apex:page controller="AccountController">
a Standard Controller
b Custom Controller
c Controller Extension
d Specific Controller
Ans. b
2. Which of the following represent correct syntax to display first name from global variable user? Select the one correct answer.
a. {User.FirstName}
b. {!User.FirstName}
c. $User.FirstName
d. {!$User.FirstName}
Ans. d
3. Which of these is not a standard profile? Select the one correct answer.
a. Developer
b. Contract Manager
c. Read only
d. Solution Manager
Ans. a
4. Name the language Force.com uses to support full-text search in objects. Select the one correct answer.
a. SQL
b. VisualForce
c. SOQL
d. SOSL
Ans. d
5. Before a code can be deployed on production what percentage of test coverage must be achieved. Select the one correct answer.
a. 25%
b. 50%
c. 75%
d. 100%
Ans. c
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Salesforce Dev 401 Dumps 17
1. How can you create Many to Many relationship in salesforce.com ?
A.Create a direct Many to Many relationship
B.Use a junction Object
C.Use a piece of code to relate both objects
D.Not Possible to create Many to Many relationship in salesforce.com
Ans. b
2. Can Dashboard Components be retrieved from Recycle Bin on deletion ?
A.Yes
B.No
Ans. b
3. How many external Id’s are allowed on an object ?
A.1
B.2
C.3
D.4
Ans. C
4. What can not be done with the profiles ?
A.Control the tab access
B.Set the CRUD permissions
C.Give access to records by modifying the record types
D.Control password settings
Ans. C
5. Which functionality is NOT available on the Custom Object ?
A.Validation Rules
B.Assignment Rules
C.Workflows
D.Record Types
Ans. b
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Salesforce Dev 401 Dumps 18
1. Which of the following can be done by the Pagelayout Editor ?
A.Make a Field Mandatory
B.Make a Field Read-Only
C.Both A & B
D.None of Above
Ans. c
2. Which of the following is not allowed ?
A.Master (Custom object) and Detail (Standard object)
B.Master (Custom object) and Detail (Custom object)
C.Look Up between (Standard object) and (Standard object)
D.Look Up between (Standard object) and (Custom object)
Ans. A
3. How many different Master – Detail relationships can exist on the detail object side ?
A.1
B.2
C.3
D.4
Ans. B
4. What happens when a parent record is deleted in the Parent Child model having a Lookup Relationship between Parent - Child Objects ?
A.Child records are also deleted
B.Shows an error
C.Cant delete the record
D.Child records are not deleted
Ans. d
5. Can Data Loader be run through the Command Line ?
A.Yes
B.No
Ans. A
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Salesforce Dev 401 Dumps 19
1. Which of the following can not be done via Workflow ?
A.Create a Task
B.Create an Event
C.Create an Email Alert
D.Create an Outbound Message
Ans. b
2. Roll Up Summary fields work in which kind of relationship ?
A.Many to Many Relationship
B.One to One Relationship
C.Master - Detail Relationship
D.Lookup Relationship
Ans. c
3. Which functionality cannot be achieved by final rejection action in an Approval Process ?
A.Change the status of a field to “Rejected”
B.Send an email notification
C.Unlock the record
D.Delete the Record
Ans. D
4. Which feature is used to Report on Historical Data ?
A.Reports
B.Dashboards
C.Analytical Snapshot
D.Mobile Lite
E.Entitlements
Ans. C
5. Folders are used in Salesforce.com to store ?
A.Reports, Dashboards, Documents and Email templates
B.Reports, Dashboards and Documents
C.Dashboards, Documents and Email templates
D.Reports and Dashboards
Ans. A
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Salesforce Dev 401 Dumps 20
1. Standard fiscal years can start on the first day of any month of the year ?
A.True
B.False
Ans. A
2. The organization IDs of your sandboxes remain same each time your sandbox is refreshed
A. TRUE
B. FALSE
Ans. B
3. An opportunity can have only one primary partner
A. TRUE
B. FALSE
Ans. a
4. Which of the following is not a correct statement?
A. Tags can be enabled by enabling Tags permission for the Organization
B. Tags can be enabled by enabling Tags permission for the Profiles
C. Tags can be added on the Records
D. Tags can be accessed from the Sidebar component
Ans. b
5. Encrypted fields are editable regardless of whether the user has the “View Encrypted Data” permission.
A. True
B. False
Ans. A
＝＝＝＝＝＝＝＝＝＝＝
1 What is the maximum number of master-detail relationships that can be created on a custom object?
a) 1
b) 2
c) 4
d) Unlimited
2) An organization has decided to manage hiring and positions. A custom object has been created to manage all new job positions. All positions below $50,000 must be approved by the hiring manager, and positions above $50,000 must be approved by the hiring manager, and the regional hiring manager. What would a developer use to declaratively fulfill the requirement?
a) Apex Code, to check the position’s salary and assign to the appropriate resource for approval.
b) Approval process.
c) Validation rules.
d) Dynamic Routing Approval.
3) A developer has created a junction object what is the significance of the first master-detail (primary) relationship?
a) Look and feel, the junction object's detail and edit pages use the color and any associated icon of the primary master object.
b) You cannot delete the primary relationship.
c) You cannot rename the primary relationship.
d) There is no significance.
4) An organization has created an application manage new hires and job positions. A custom object has been created to manage all job positions. Using an approval process they have configured the application to have the first step of the process require approvals from three different hiring managers.
Select the two (2) possible approval choices based on multiple approvers for an approval step.
a) Approve or reject based on the first response.
b) Require unanimous approval from all selected approvers…
c) Require majority approval from all selected approvers
d) Require x out of y approval from all selected approvers
5) Which of the following is NOT a step in creating a junction object?
a) Creating the custom object to serve as the junction object between the two master objects
b) Creating two master-detail relationships
c) Customizing the related lists on the page layouts of the two master objects
d) Creating two lookup relationships…
6) When a record has been rejected by all approvers, Salesforce executes all final rejection actions.
Which of the following is NOT a possible final rejection action?
a) Lock the record from being edited
b) Send an email to a designated recipient
c) Delete the record…
d) Update a field on the record
7) Which of the following cannot be used on a User Page Layout?
Please select two (2) choices.
a) Tags…
b) Links
c) Buttons…
d) Custom Fields
e) Inline Visualforce
8) An organization wants to leverage a custom objects to track bugs. The organization wants the ability to related bugs to parent bugs in a parent-child relationship.
What type of relationship should be used?
a) master-detail
b) self…
c) hierarchical
d) many-to-many
9) An organization wants to leverage the import wizards to import different types of data. What type of data cannot be imported through the wizard?
a) Accounts and Contacts
b) Leads
c) Custom Objects
d) Users…
10) An organization is interested in leveraging the Data Loader to load data into salesforce.com. Which of the following are NOT capabilities of the data loader?
Please select two (2) choices.
a) Import greater than 50,000 records
b) Import data into 2 objects in a single transaction…
c) Rollback import transactions….
d) Run by command line
11) An organization needs the ability view the value of the Opportunity Stage field on an Opportunity Product related list.
Please choose the declarative method of fulfilling the requirement.
a) Create an Apex method to replicate the value on the child object, and set the field level security to read-only and expose the new field on the Opportunity Product related list.
b) Create a cross object formula field on the Opportunity Product object and expose the formula field on the Opportunity Product related list..…
c) Create a validation rule on the Opportunity Product object.
d) Create a new pick list field called Stage on the Opportunity Product object, and expose the filed on the Opportunity Product related list.
12) A developer wants to leverage the console to view to see the parent object of the child object in focus on the console. How would a developer specify what related list fields are displayed on the parent object?
a) On an child object’s mini-page layout
b) On an parent object’s mini-page layout related lists field selection
c) On the parent object’s page layout related lists field selection
d) You cannot modify the related fields on the console view
13) An organization has two custom objects to track job positions and salaries for those positions. Everyone in the organization should be able to view the positions however, only select users can view the salary records. What steps should a developer take to ensure the requirement is fulfilled?
a) Create a lookup relationship between positions and salaries; define public access on position and private access on salary
b) Create a master-detail relationship between positions and salaries; define public access on position and private access on salary.
c) Create a master-detail relationship between positions and salaries; define private access on position and create sharing rules on salary.
d) Create a lookup relationship between positions and salaries; define public access on position and public access on salary; create sharing rules on salary to restrict visibility.
14) A developer has created a custom field marked as an external id on an object. If two records in the object have the same external id, and an upsert action occurred for that same external id what would happen.
a) The first matching external id record would be updated
b) Both matching external id records would be updated
c) A new record is created
d) An error would be reported
15) A developer has a requirement to collect the state and the cities for the state selected on an account page layout. Once the user selects a state only the possible cities in that state should be available for entry, what is the best declarative method for fulfilling this requirement.
a) Create a workflow rule that will update the city once a state is entered
b) Create a validation rule which will cause an error if the city is not in the state that has been entered
c) Create a dependent pick list for cities based on the state that has been entered
d) Create a formula field that lookups the valid cities for the state entered
16) A developer has created an approval process. What would require that a formula entry criterion be used versus standard criteria?
a) User profile evaluates to ‘System Administrator’
b) Determine if the record is newly created
c) Determine if a record has been updated
d) Determine if a field has been changed imp
17) An organization has created a HR application which contains a custom object for job positions and candidates for those positions. The HR managers want to see a view of the position with the best candidates for that position and not just all the candidates listed. What is the best method to fulfill the requirement?
a) Add an inline Visualforce Page on the job position page layout
b) Add the candidate related list to the job position page layout
c) Create a validation rule on the job position page layout
d) Create a formula field on the job position object and add to the page layout
18) Which of the following is not process or data intensive.
a) Time entry application
b) Inventory management
c) Word processing
d) Human resource management
19) Which two (2) items most closely relate to the View layer of the Model View Controller paradigm?
a) Page Layout
b) Validation Rule
c) Custom Tab
d) Custom Field
20) In which salesforce instances would there be identical record IDs?
a) Production; Full Sandbox
b) Production; Full Sandbox; Apex Sandbox
c) Production; Full Sandbox; Config Only Sandbox; Apex Sandbox;
d) Salesforce.com never repeats record IDs
21) A developer has created a time-based workflow that escalates a Lead record 10 days after it has been created if no updates have occurred. What is the best way for the developer to test that the new time based workflow rule is functioning?
Please select two (2) choices.
a) User Debug Logs setup the Developer; create a new lead record; review debug logs
b) Create a new lead record; view the time-based workflow queue;
c) Setup the developer for time-based workflow queue; create a new lead record; view the time-based workflow queue;
d) Create a new lead record; view the outbound messages queue
22) What settings can you specify on a profile?
Please select two (2) choices.
a) Revoke sharing permissions
b) Enable record types
c) Enable create read, create, edit, and delete on objects
d) Specify language
23) A manager in an organization wants to share specific fields of data to his subordinates that only he has access to. What is the best way to share specific fields of data?imp
Please select two (2) choices.
a) Run As on dashboards
b) Folder Permission on a Report
c) Run As on scheduled reports
d) Folder Permission on a Dashboard
24) Under what circumstances would the sharing button to be enabled on a detail view for a record.imp
a) A developer has added the button to the page layout
b) When record sharing is enabled in the user profile
c) When record sharing is set to public read only or private for the object
d) When record sharing is set to public read/write for the object
25) When creating a sharing rule what entities can data be shared to.
Please select three (3) choices. imp
a) Public Groups
b) Users
c) Roles
d) Roles and Subordinates
e) Queues
26) A developer needs to make a field that is normally accessible by most users inaccessible on the report wizard for specific users. What the best method to fulfill that requirement?
a) Field level security
b) Remove the field from the page layout
c) Remove the field from the user profile
d) Change my display under personal settings
27) What can be done with report summary totals?
Please select two (2) choices: imp
a) Calculate values from a previous report
b) Calculations based on report summary totals
c) Highlight outliers
d) Historical analysis
28) If a parent object has a lookup relationship defined with a child object. What happens in the child object when you delete a record from the parent?
a) The child record is deleted
b) Nothing
c) The parent record cannot be deleted
d) The child record cannot be deleted
29) How can a developer get a Custom Object added to the quick create list
a) Add the object through home page component settings
b) It is added automatically
c) Expose a custom tab for the custom object
d) Enable the quick create on the user profile
30) Select the features that are available through custom report types.
Please select two (2) items. imp
a) Define object relationships and fields for reports
b) Define up to 4 object relationships
c) Define anti-join relationships
d) Create analytic snapshot reports
31) An organization wishes to have everyone view/edit records on an object except for a single person x who should only have read-only access to the object. What is the best way to implement the requirement?imp
a) Modify the sharing access for the object to public read/write and remove user x from the role hierarchy
b) Modify the sharing access for the object to private and remove user x from the role hierarchy
c) Modify the sharing access for the object to public read only, create a public group with everyone except user x; create a sharing rule and define read/write access to the public group.
d) Modify the page layout to be read-only.
32) Using a formula field how would a developer calculate the number of days since a record has been created. The CreateDdate field is a DateTime type field.
a) TODAY() – DATEVALUE(CreatedDate)
b) NOW() – DATEVALUE(CreatedDate)
c) TODAY() – CreatedDate
d) CreatedDate – TODAY()
33) Salesforce.com has notified you that they have enabled the ability to update audit fields for your organization. When inserting a record which field can you set?
a) CreatedDate
b) IsDeleted
c) SysModStamp
d) UpdatedDate
34) A developer needs to create a trending report what should he/she use to get the historical data?
a) Reports
b) Analytic Snapshots
c) Roll-Up Summary
d) Report Types
e) Audit History Records
35) What is the best type of dashboard component to display a list of your top 10 customers?
a) Metric
b) Table
c) Gauge
d) Chart
36) Select the salesforce.com edition that is NOT available today imp
a) Professional
b) Unlimited
c) Enterprise
d) Premium
37) Using the force.com platform declarative model to build an application. Which of the following do you NOT have to do?imp
Please select three (3) choices.
a) Install a database server
b) Configure an application using clicks not code
c) Deploy a web server
d) Administer and email server
38) An organization wants to create a field to store manager data on the user object. The manager field is a reference to another user record.
What type of relationship should be used?
a) master-detail
b) hierarchical
c) lookup
d) many-to-many
39) What are the data types that are supported by formula field?
Please select three (3) choices.
a) Text
b) Percent
c) Email
d) Currency
e) Phone
40) What is true about a junction object?
a) A custom object that has 2 master-detail relationships.
b) A custom object that has a master-detail relationship.
c) A standard object that has 2 master-detail relationships.
d) A standard object that has a master-detail relationship.
41) What is true about a cross-object formula field for a master-detail relationship?
a) You can only create a cross-object formula field on the parent object.
b) You can only create a cross-object formula field on the child object.
c) You can create a cross-object formula field on both the parent and child object.
d) Cross-object formula field is not available for master-detail relationship.
42) impWhen you create a custom tab for a custom object, what are the features that are available by default?
Please select two (2) choices.
a) Sidebar Search Object
b) Custom Reporting
c) Quick Create
d) Ability to track Activity
43) impWhat are the different custom tabs that you can create?
Please select three (3) choices.
a) Web Tab
b) Apex Tab
c) Visualforce Tab
d) Custom Object Tab
e) Standard Object Tab
44) For the order management application, the developer has created a custom object to store the product line and product combination. When creating an order, the product line and product combination needs to be consistent. What is the best option for implementing this?
a) Use a workflow to update the product automatically based on the product line.
b) Create a validation rule using IF
c) Create a formula field to enforce the combination
d) Create a validation rule using VLOOKUP
45) What is true about a master-detail relationship?
Please select two (2) choices.
a) When the parent record has been deleted, all the child records will be deleted.
b) You can have a child record without the parent record.
c) You have to expose the master lookup field on the child detail page layout.
d) You cannot delete a child record.
46) How do Salesforce enforce data access using role hierarchy?
a) Users are given access to the records owned by the users who are below the role hierarchy.
b) Users are given access to the records owned by the users who share the same role on the role hierarchy.
c) Users are given access to the records accessible by the users who are below the role hierarchy.
d) Users are given access to the records accessible by the users who are above the role hierarchy.
47) What will cause the analytic snapshots run to fail?
Please select three (3) choices.
a) The source report has been deleted.
b) The target object has a trigger on it.
c) The running user has been inactivated.
d) The target object is a custom object.
e) The source report is saved as Matrix report
48) What are the components belong to the Model of the Model-View-Controller design paradigm?
Please select three (3) choices.
a) Custom Relationship
b) Custom Page Layout
c) Custom Object
d) Custom Field
e) Workflow Rules
49) Where do you change the Hover detail?imp
a) Mini View
b) Page Layout
c) Profile
d) Mini Page Layout
50) What layer of model-view-controller paradigm does standard or custom objects associated with?
a) View
b) Model
c) Controller
d) View and Controller
51) What is a junction object?
a) Object with lookup relationship
b) Master detail relationship
c) Object with two lookup relationship
d) Object with two master-detail relationship
52) What field can be controlled by translation workbench?
a) Rule Criteria
b) Formula
c) Validation Errors
d) Assignment Rules
53) In a master-detail relationship, what happens when the a record is deleted from parent object
a) Parent record alone gets deleted
b) Exception occurs
c) Parent and Child record will not be deleted
d) All child records are deleted
54) In a recruiting application, Salary is a child object to parent Position object via master-detail relationship. The min pay and max pay fields of salary object cannot be modified when Position status on the parent is “Approved”.
How would a developer design this?
a) Create a Visualforce component on Position detail page
b) Rollup-Summary Field
c) Validation rule on Position object
d) Formula field on the Salary object
e) Validation rule on the Salary Object
55) Object X has a lookup to Object Y. What among the following statements are TRUE
Please choose two (2).
a) Fields of both X and Y are accessible from Object Y.
b) Fields of Object Y can be accessed from Object X.
c) Fields of both Y and X are accessible from Object X.
d) Fields of Object X can be accessed from Object Y.
56) In master-detail relationship scenario where the fields of the parent object needs to be displayed in the related list. How will a developer design this:
a) Cross-object formula field
b) Workflow rule
c) Validation Rule
d) Assignment rule
57) What are the components of the dashboard that use grand totals
Please choose two (2) items.
a) Chart
b) Metric
c) Table
d) Gauge
58) Universal Containers needs to make all records of an object visible to all users when it is in “Approved” status. The records are created with “New” status and are only visible to a select set of users.
How will a developer implement this? imp
a) Set the object level sharing to Private, add a workflow rule to update the sharing rule when status changes.
b) Set the object level sharing to Public Read-Only, restrict the sharing when status is ‘New’.
c) Set the object level sharing to Private, create a public group with appropriate users, modify manual sharing to public group based on status
d) Create role hierarchy, modify the user profiles when status changes
59) In a master-child relationship between a standard object and custom object.
Which of the following statements is NOT true.
Please select two (2) items
a) Standard object is always the master
b) Custom Object is always the master
c) Custom object is always a child
d) Standard or custom object can be a master
e) Standard object is never a child
60) A customer has a requirement to filter on columns in the related list. As a developer how will you accomplish
a) Use the filter option in the related list section of the Page Layout
b) Use the filter option in the related list section of the Mini Page Layout
c) Use the filter option in the detail page layout of the related list object
d) Build a visual force component with filter to replace the related list section of the Page Layout
61) How do you highlight totals in a report
a) Roll-up Summary Field
b) Formula Field
c) Custom Summary Field
d) Summary Totals
62) Recruiting application has a Position object that contains location, department and other information relating to a position. A report needs to customized that is grouped by department but not on locations.
What is the best type of report would a developer choose?
a) Summary Report
b) Tabular Report
c) Matrix Report
d) A report using visual force
63) In Recruiting application a Position that is of type “Critical” should not be open for more than 14 days. How will you develop the business logic to cater to this.
a) Time-dependant workflow action to send an e-mail to the owner after 14 days
b) Time-dependant workflow action to send the record for review to owner after 14 days
c) Time-dependant workflow action to send an e-mail to owner before 14 days
d) Time-dependant workflow action to close the position after 14 days
64) A job application object has a child review object to store candidate review. The review needs to be tracked between a score of 1 to 5. The score has to be a choice between 1 and 5 displayed as a radio button.
How will a developer cater to this requirement?
a) Create 5 fields for scores (1 to 5) of type radio-button and use it in review page layout.
b) Create a dependent picklist that feeds the radio button type field.
c) Create a formula field
d) Create visual force page with radio buttons for review object
65) An application was designed without considering requirements for reports are dashboard. Which of the following statements is TRUE.
a) The data model will support all the requirements of the application including reports and dashboards
b) Reports are part of the application and application design will take care of it.
c) No special considerations for reports or dashboard are required as salesforce can natively take care of the requirements.
d) The data model and the application will not cater for reports and dashboards
66) In a data model object A is related to B, B is related to C. How will a developer create a report to include fields of A and C.
a) Create lookup relationships between A,B and C
b) Create a Custom Report type with A, B and C, and use it in the report
c) Create a custom report with A and C fields as relationships already exist
d) Report cannot be created
＝＝＝＝＝＝＝＝＝＝＝
mpler than the real exam.
In the statement below, controller refers to what type of controller? Select the one correct answer.
Standard Controller
Custom Controller
Controller Extension
Specific Controller
Which of the following represent correct syntax to display first name from global variable user? Select the one correct answer.
{User.FirstName}
{!User.FirstName}
$User.FirstName
{!$User.FirstName}
Which of these is not a standard profile? Select the one correct answer.
Developer
Contract Manager
Read only
Solution Manager
Name the language Force.com uses to support full-text search in objects. Select the one correct answer.
SQL
VisualForce
SOQL
SOSL
Before a code can be deployed on production what percentage of test coverage must be achieved. Select the one correct answer.
25%
50%
75%
100%
In Salesforce what is the maximum number of fields that can be added to an object? Select the one correct answer.
There is no such limit on the number of fields
100
200
500
How many characters are there in the Salesforce case-insensitive id field of an object? Select the one correct answer.
id field is not mandatory
The field length is customizable
This depends on the version of Salesforce
18
Name the prefix used by standard VisualForce markup tags. Select the one correct answer.
vf
apex
c
s
Which of the following cannot be included in a VisualForce page? Select the one correct answer.
Java
JavaScript
HTML
Flash
To create a new VisualForce page HelloWorld in developer mode, which URL should be appended to server address? Select the one correct answer.
/HelloWorld
/vf/HelloWorld
/apex/HelloWorld
/home/HelloWorld
What is the maximum size of a VisualForce page? Select the one correct answer.
1 MB
5 MB
15 MB
There is no limit on the size of a VisualForce page
What is the number of components that can be added to a dashboard? Select the one correct answer.
20
25
50
100
Which of these represent the correct syntax for custom controllers? Select the one correct answer.
Which is the first step when creating reports? Select the one correct answer.
Select report name
Select object on which report needs to be generated
Select type of report
Select columns to be displayed
Which of these is not a valid report type. Select the one correct answer.
Summary
Matrix
Tabular
Detailed
Which report type is used to group rows of data and show their subtotals. Select the one correct answer.
Summary
Matrix
Tabular
Detailed
Which report type is used to group rows and columns of data and show their subtotals. Select the one correct answer.
Summary
Matrix
Tabular
Detailed
Which report type does not allow generation of charts? Select the one correct answer.
Summary
Matrix
Tabular
Detailed
Which of these are valid data type in Force.com development platform. Select the two correct answers.
Percent
URL
Choicebox
Long
Decimal
When designing an application, a developer needs to make a field editable to all profiles. In field level security what settiings should be used in this situation. Select the one correct answer.
Disable Visible and Read-Only
Disable Visible but Enable Read-Only
Enable Visible but Disable Read-Only
Enable Visible and Read-Only
Which report type does not support analytical snapshot? Select the one correct answer.
Summary
Matrix
Tabular
Detailed
A customer has requested a user interface where list view of four objects can be accessed together with frequent navigation across them. Which feature of Force.com platform can be used to support this requirement? Select the one correct answer.
Console
Dashboards
Analytical Snapshot
Packages
Layout template
In a recruitment application, a dashboard component needs to be built that will display total number of positions. Which dashboard component can be used to implement this feature? Select the one correct answer.
Gauge
Metric
Table
Chart
VisualForce page
Universal Recruiters will like to hire ten employees in two months. In a recruitment application, a dashboard component needs to be built that will display progress towards achieving this goal of hiring of ten employees. Which dashboard component can be used to implement this feature? Select the one correct answer.
Gauge
Metric
Table
Chart
VisualForce page
Universal Recruiters uses an external system for keeping track of exits from the organization. The CEO of the organization will like to view information about exits in the Salesforce application that Universal Recruiters uses. Which dashboard component can be used to implement this feature? Select the one correct answer.
Gauge
Metric
Table
Chart
VisualForce page
Universal Recruiters uses Force.com as its recruitment platform. The Sales VP of Universal Recruiters will like a report that will display progress in recruitment across six months. Which reporting component can be used to implement this feature? Select the one correct answer.
Summary
Matrix
Tabular
Analytic Snapshot
Which two features are supported by Salesforce in developer mode? Select the one correct answer.
Developer mode allows a default user interface to be created for objects.
Developer mode provides a debugger that is used to perform step by step execution.
Developer mode allows developers to create dashboards from reports.
Developer mode allows split screen where user can view Visual Force editor and user interface together
Developer mode allows developers to create new pages by just entering the page name.
Universal Recruiters wants to make access to records in such a way that all managers should be able to access records that are accessible to their team members. Which feature of Force.com's security should be used to implement this requirement. Select the one correct answer.
Object level access to profiles
Field level access to profiles
Organization wide defaults
Role hierarchy
Sharing rules
Manual sharing
Universal Recruiters need to ensure that the Social Security Number and Phone Numbers follow a specific pattern. Which function can be used to implement this functionality. Select the one correct answer.
REGEX
EXPRMATCH
ISNUMBER
PRIORVALUE
VLOOKUP
Universal Recruiters have an object that they use to store all US zip codes and corresponding states. They want to ensure that the zip code and state specified by users are correct. Which function could be used to implement this feature? Select the one correct answer.
REGEX
EXPRMATCH
ISNUMBER
PRIORVALUE
VLOOKUP
Which of these functions is available in formulae field. Select the one correct answer.
ISCHANGED
ISNEW
REGEXC
IF
VLOOKUP
All of these functions are available in a formula field
A Force.com developer needs to execute Apex code snippet and check the resource usage. Which feature of the platform can be used to support this requirement. Select the one correct answer.
Debug Log
System Log
Setup Audit Trail
Field level security
A user at Universal Container has reported an issue with respect to approval process. You need to analyze this issue by reviewing the debug messages that get generated for this particular users. Which feature of the platform can be used to support this requirement. Select the one correct answer.
Debug Log
System Log
Setup Audit Trail
Field level security
While debugging an issue you realize that the field type of an object has changed. You need to find out more details about this change. Which feature of the platform can be used to support this requirement. Select the one correct answer.
Debug Log
System Log
Setup Audit Trail
Field level security
In Universal Recruiter application a developer realizes that the Salary field of an employee is set up to an incorrect value. The developer needs to find out who has set this new value to Salary field. Which feature of the platform can be used to support this requirement. Select the one correct answer.
Debug Log
System Log
Setup Audit Trail
Field History Tracking
Which of the following is correct about custom fields in Salesforce. Select one correct answer.
If a field is set as required it must be entered in the Salesforce generated pages, however it may not be specified when entering information via Force.com API
A required field is always present in an edit page
A unique field is always present in an edit page
A unique field increases report and SOQL performance
Fields of the which of the following type is not allowed to be set as external ids. Select one correct answer.
Date
Number
eMail
Text
The number of master detail relationship that an object can have are
1
2
25
300
The number of Lookup relationship that an object can have are
1
2
25
300
Which of these is true about the Lookup Relationship. Select one correct answer.
Parent is not a required field and may be omitted.
Deleting an object deletes its children.
Roll-up summary field can be used to perform basic operations over all children of a parent record.
Security access of the child record is dependent upon the parent record.
Which of the following cannot be used to build a complete Custom Tab. Select one correct answer.
Display an external web page
Display data using a VisualForce page
Show data from a custom object using the native user interface
Display the approval process using an Apex page
Which of the following is not supported by Enhanced Page Layout editor. Select the one correct answer.
Change the field name
Add blank spaces
Make a field required or read-only
Add a new section
Add a new custom field
Which of the following is true about Roll-up summary fields? Select one correct answer.
Roll-up summary can only be set on the parent of a Master-Detail or Lookup relationship.
Roll-up summary can be used to compute SUM,MIN,MAX,AVG over a set of records
The results of the roll-up summary is displayed on the child in a master-detail relationship.
Roll-up summary fields are read only.
Which of the following is true about Validation Rules? Select two correct answers.
Validation rules are executed when the user clicks on the Save button.
Validation rules are not applicable when the data is stored using the API.
If the error condition evaluates to true, then an error message is generated and the record is not saved.
Validation rules are applied only when a new record is created, and not when an existing record is edited.
Which of the following is not a valid return type of a custom formula. Select one correct answer.
Date
Decimal
Text
Array
Which of the following is not a part of a Force.com app. Select one correct answer.
Notes
Tab
Links
Forms
An organization needs to create a public website that displays data from Salesforce.com organization without user registration. Select one correct answer.
Apex
Triggers
Salesforce Knowledgebase
Force.com sites
Formula
Answers
B. controller attribute is used for Custom Controller
D. {!$User.FirstName} is the correct syntax to access first name.
A. There is no developer standard profile.
D. Salesforce Object Search Language
C. The code must get a test coverage of 75% before it can be deployed.
D. There can be a maximum of 500 fields in custom objects.
D. object id field can be 15 character case-sensitive or 18 character case-insensitive.
B. The prefix apex is used for standard VisualForce markup tags.
A. It is not possible to include Java code in VisualForce page.
VisualForce page address appears like /apex/HelloWorld.
C. VisualForce pages must be upto 15 MB.
A. A dashboard can have upto 20 components.
A.
C. Select type of report.
D. Salesforce does not have a report type named Detailed.
A.
B.
C.
A, B. Percent and URL are valid data types in Salesforce.
C. To make a field editable, enable Visible but disable Read-Only.
B. Matric report cannot be used to generate Analytical snapshot.
A. Console tab allows easy navigation across multiple object types.
B. Metric dashboard type is used to display
A. A gauge is used to display progress towards a goal.
E. VisualForce pages can be used to draw dashboard components that extract data from another source.
D. Analytic Snapshot feature of Salesforce is used to perform trend analysis over a period of time.
D, E. Last two statements about developer mode are correct.
D. Role Hierarchy feature of Force.com platform can be used to implement this functionality.
A. REGEX function is used to check a text field matches the regular expression.
E. VLOOKUP is used to return the value for a unique key in an object.
D. IF function is available in the formula field. Other functions are not available in the formula field.
B. System Log can be used to run code snippets.
A. Debug Log can be used to view the debug/error messages generated for a particular user.
C. Setup Audit Trail can be used to track changes made in the configuration.
D. Field History Tracking can be used to find out changes in field values.
B. A field set as required must always be present in the edit page.
A. Fields of type external id can be defined as Text, Number or Email.
B. An object can have maximum of 2 Master detail relationship
C. An object can have maximum of 25 Lookup relationship
A. Parent is not a required field in Lookup relationship
D. Custom tabs can be used to display a VisualForce page, data from an external page, data from a custom object.
E. Enhanced Page Layout editor cannot be used to create new fields.
D. Only option D is correct. Rollup summary field can only be applied in Master-detail. Hence A is incorrect. AVG is not supported in Rollup summary fields.Rollup Summary is defined at the parent level of a Master-Detail relationship.
A and C. Validation rules are applicable when the record is saved using the API, hence the option B is incorrect. Validation rules are applied every time the record is saved, hence D is incorrect.
D. Array is not a valid return type of custom formula.
A. Key element of a Salesforce app are Tab, Links and Forms.
D. Force.com sites is used to build public facing sites.