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计算机期末复习练习2

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计算机期末复习练习2

题目内容

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单选题

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123.In addition to the basic typing keys, desktop and notebook computer keyboards include a( ) keypad to efficiently move the screen-based insertion point.( )

A、　editing

B、　number

C、　locked

D、　docked

答案：NA

计算机期末复习练习2

43.The system unit contains storage devices, a power supply, and the computer’s main circuit board, called a . ( )

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

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54.A(n) computer program forms the software that sets up a computer to do a specific task.

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64.In addition to a display device, such as a monitor, a computer display system also requires graphics that generates the signals for displaying an image on the screen. ( )

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25.The control unit directs microprocessor tasks. ( )

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17. software helps you learn and practice new skills. ( )18

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108.The primary purpose of software—your computer’s operating system, device drivers, and utilities—is to help the computer carry out its basic operating function. ( )

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14.Programs that add functionality to other programs, such as browsers, are referred to as . ( )

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32.The resolution for many early PC displays was referred to as . ( )

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155.The figure below shows a typical_

题目内容

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单选题

)

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计算机期末复习练习2

123.In addition to the basic typing keys, desktop and notebook computer keyboards include a( ) keypad to efficiently move the screen-based insertion point.( )

A、　editing

B、　number

C、　locked

D、　docked

答案：NA

相关题目

43.The system unit contains storage devices, a power supply, and the computer’s main circuit board, called a . ( )

A. 　any of the above

B. 　motherboard

C. 　mainboard

D. 　system board

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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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54.A(n) computer program forms the software that sets up a computer to do a specific task.

A. 正确

B. 错误

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64.In addition to a display device, such as a monitor, a computer display system also requires graphics that generates the signals for displaying an image on the screen. ( )

A. 　ports

B. 　algorithms

C. 　switchboards

D. 　circuitry

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25.The control unit directs microprocessor tasks. ( )

A. 正确

B. 错误

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17. software helps you learn and practice new skills. ( )18

A. 　Project Management

B. 　Accounting

C. 　Presentation

D. 　Educational

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108.The primary purpose of software—your computer’s operating system, device drivers, and utilities—is to help the computer carry out its basic operating function. ( )

A. 　database

B. 　system

C. 　application

D. 　productivity

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14.Programs that add functionality to other programs, such as browsers, are referred to as . ( )

A. 　add-ins

B. 　plug-ins

C. 　peripherals

D. 　applications

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32.The resolution for many early PC displays was referred to as . ( )