UIpath习题总结篇 - Lesson 2 - Variables Data Types& Control Flow

Lesson 2 - Variables Data Types& Control Flow

Control flow activity

 

Sequence activity

Single choice

(16) You can insert a Sequence activity in a Flowchartactivity.

        True (√)  False

The If activity

Single choice

(17) What is the activity designed to represent adecision inside a Sequence?

        The Decisionactivity  The Try Catch activity (√)The If activity  The Assign activity

Flowchart activity

Single choice

(18) Can you insert a Flowchart activity in aSequence? 

         Yes (√)  No

Multiple Choice

(19) When should you use the Flowchart workflow?

         When havingmultiple activities executed in a fixed order (√)

         When having aprocess with many decision blocks (√)

         Whenmodelling a process that has loops to previous states

Flow Decision activity

Multiple Choice

(20) Which activity can you use if you want to test ifa condition is true or false?

          FlowDecision activity (√)   Sequence activity  For Each activity  If activity  (√)      

Flow Switch activity

Single choice

(21) What is the best way to make a three-way decisioninside a Flowchart?

        By usingnested Decision activities

        By using a Switch activity

        By using nested If activities 

        By using a Flow Switch activity (√)   


Break activity

Single choice

(22) How can you exit from a For Each activity?

If activity   Assign activity  TerminateWorkflow activity Break activity (√)

For Each

Single choice

(23) Which activity can you use if you want to loopthrough a collection of items?

          FlowDecision activity(×)Ifactivity  For Each activity (√)Assign activity

While

Multiple Choice

(24) Which activities allow you to iterate through anarray of strings?

         While (√)For Each Row For Each (√)Do While (√)

Do While




Invoke Workflow

Single choice

(25) What type of argument can you define to retrievedata from an invoked workflow?

         Out (√)In

Single choice

(26) What activity can be used to execute a workflowinside another workflow?

         FlowchartAssign(×) Invoke Workflow File (√) State Machine(×)

variable

String

Multiple Choice

(27) In which types of variable can you store text?

        String (√)Generic (√)Integer   Double

Integer

Single choice

(28) How can you display an Integer value, myNumber,inside a Message Box window?

        “Mynumber is $myNumber”

        “Mynumber is“+myNumber.Value

       “Mynumber is”+myNumber

       “Mynumber is“+myNumber.ToString (√)


Generic

Multiple Choice

(29) What type of content can you store inside aGeneric type variable?

         Text (√)Dates (√)True/False (√)Numbers(√)





Single choice

(30) Given two Generic variables, A with value“123”and B with value 456, what would the Write Line output of A + B be?

An exception will be thrown.

123 + 456

579

123456(√)


data types

Double

Multiple Choice

(31) What data types can be stored inside an array?

         Boolean(√) Integer(√)String(√)Double(√)


Boolean

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