【计算机科学引论 Computing Essentials 2021】【英文原版】【单选练习】【第1章】

MULTIPLE CHOICE

Circle the correct answer.

1. The keyboard, mouse, display, and system unit are:
a. hardware b. output devices c. storage devices d. software
(Answer: a. hardware)

2. Programs that coordinate computer resources, provide an interface, and run applications are known as:
a. application programs b. operating systems c. storage systems d. utility programs
(Answer: b. operating systems)

3. A browser is an example of a:
a. general-purpose application b. specialized program c. system application d. utility program
(Answer: b. specialized program)

4. Although not as powerful as a supercomputer, this type of computer is capable of great processing speeds and data storage.
a. mainframe b. midrange c. laptop d. tablet
(Answer: a. mainframe)

5. Apple’s Watch is what type of computer?
a. laptop b. smartphone c. tablet d. wearable
(Answer: d. wearable)

6. RAM is a type of:
a. computer b. memory c. network d. secondary storage
(Answer: b. memory)

7. Unlike memory, this type of storage holds data and programs even after electric power to the computer system has been turned off.
a. primary b. RAM c. ROM d. secondary
(Answer: d. secondary)

8. The type of file created by word processors, for example, memos, term papers, and letters.
a. database b. document c. presentation d. worksheet
(Answer: b. document)

9. Uses the Internet and the web to shift many computer activities from a user’s computer to computers on the Internet.
a. cloud computing b. high definition c. network d. solid-state storage
(Answer: a. cloud computing)

10. The largest network in the world is [the]:
a. Facebook b. Internet c. supercomputer d. web
(Answer: b. Internet)

参考文献

《计算机科学引论（2021英文精编版）》，Timothy J. O’Leary, Linda I. O’Leary, Daniel A. O’Leary 著，北京，机械工业出版社，2020年9月。