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计算机期末考试题库

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计算机期末考试题库

题目内容

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单选题

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2.Digital audio is music, speech, and other sounds represented in ____ format for use in digital devices. ( )

A、　analog

B、　both a. and b.

C、　neither a. nor b.

D、　binary

答案：D

计算机期末考试题库

14.A(n) output device, such as a keyboard or mouse, gathers data and transforms it into a series of electronic signals for the computer to store and manipulate. ( )

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84.Each connection point on a network is referred to as a ____. ( )

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27.On a personal computer, standard peripheral devices include a keyboard, mouse, display unit, and printer. ( )

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74.Most database software includes tools to create all of these EXCEPT ____. ( )

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27.The screen shown in the figure above displays a( ) ____ interface, which simply displays a “prompt” and waits for users to type commands. ( )

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4.Most computers include a CD drive or DVD drive that uses a magnet to read data stored on plastic-coated CDs and DVDs.} ( )

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23.Animated ____ are essentially a series of bitmap images displayed in sequence to achieve animation effects. ( )

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9.____ software is a category of system software that includes programs designed to optimize your computer’s performance, protect data, and facilitate communication. ( )

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37.A voice ____ converts digital text into audio output. ( )

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99.The figure below shows a typical . ( )

题目内容

(

单选题

)

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计算机期末考试题库

2.Digital audio is music, speech, and other sounds represented in ____ format for use in digital devices. ( )

A、　analog

B、　both a. and b.

C、　neither a. nor b.

D、　binary

答案：D

相关题目

14.A(n) output device, such as a keyboard or mouse, gathers data and transforms it into a series of electronic signals for the computer to store and manipulate. ( )

A. 正确

B. 错误

点击查看答案

84.Each connection point on a network is referred to as a ____. ( )

A. 　router

B. 　node

C. 　client

D. 　server

点击查看答案

27.On a personal computer, standard peripheral devices include a keyboard, mouse, display unit, and printer. ( )

A. 正确

B. 错误

点击查看答案

74.Most database software includes tools to create all of these EXCEPT ____. ( )

A. 　queries

B. 　insight lists

C. 　reports

D. 　electronic forms

点击查看答案

27.The screen shown in the figure above displays a( ) ____ interface, which simply displays a “prompt” and waits for users to type commands. ( )

A. 　command-line

B. 　operator-input

C. 　user-input

D. 　operator-command

点击查看答案

4.Most computers include a CD drive or DVD drive that uses a magnet to read data stored on plastic-coated CDs and DVDs.} ( )

A. 正确

B. 错误

点击查看答案

23.Animated ____ are essentially a series of bitmap images displayed in sequence to achieve animation effects. ( )

A. 　BIFs

B. 　BITs

C. 　GITs

D. 　GIFs

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9.____ software is a category of system software that includes programs designed to optimize your computer’s performance, protect data, and facilitate communication. ( )

A. 　Zip

B. 　Utility

C. 　Compression

D. 　Usability

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37.A voice ____ converts digital text into audio output. ( )

A. 　creator

B. 　emulator

C. 　signal

D. 　synthesizer

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99.The figure below shows a typical . ( )