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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

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29.Few PC display devices have the capability to display millions of colors; most, however, display thousands of colors. ( )

A、正确

B、错误

答案：B

计算机期末考试题库

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

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

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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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3.File ____ shrinks the size of a file so it requires less storage space. ( )

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86.Databases can be stored on ____. ( )

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16.____software is designed to help you create, manipulate, and print graphics. ( )

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94.A ____ is a series of entries posted online similar to the entries in a diary or commentary expressed in a daily editorial column. ( )

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15.A digital device works with continuous data. ( )

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19.The quality or sharpness of printed images and text depends on the printer’s span—the density of dots that create an image. ( )

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66.A ____ is a touch-sensitive surface on which you can slide your fingers to move the on-screen pointer. ( )

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判断题

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计算机期末考试题库

29.Few PC display devices have the capability to display millions of colors; most, however, display thousands of colors. ( )

A、正确

B、错误

答案：B

相关题目

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

A. 　neither a. nor b.

B. 　analog

C. 　binary

D. 　both a. and b.

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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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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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3.File ____ shrinks the size of a file so it requires less storage space. ( )

A. 　defragmenting

B. 　synthesizing

C. 　scanning

D. 　compression

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86.Databases can be stored on ____. ( )