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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

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单选题

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111,Software applies , also called algorithms(算法), to process data. ( )

A、　procedures

B、　objects

C、　arithmetic
Rules

答案：D

计算机期末复习练习2

24.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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12.Most antivirus software runs . ( )

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102.A( ) is a company that offers Internet access to individuals and businesses. ( )

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147.An Ethernet cable is similar to a( )_, but has a slighter larger plastic snap-in plug. A. cable television cable

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6.The arithmetic logic unit uses registers to hold data that is being processed.( )

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2.The series of instructions that tell a computer how to carry out a processing task is referred to as a(n) computer program. ( )

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98.Wireless signals can be disrupted by . ( )

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109.Installed on the original IBM PCs, used a command-line interface that simply displayed a “prompt” such as C:\ on the screen and waited for users to type commands. ( )

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

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43.At lower resolutions, text and other objects appear smaller.

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

111,Software applies , also called algorithms(算法), to process data. ( )

A、　procedures

B、　objects

C、　arithmetic
Rules

答案：D

相关题目

24.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. 　productivity

C. 　system

D. 　application

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12.Most antivirus software runs . ( )

A. 　continuously even if your computer is turned off

B. 　continuously whenever your computer is turned on

C. 　on scheduled dates

D. 　only when you choose to run it

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102.A( ) is a company that offers Internet access to individuals and businesses. ( )

A. 　NSP

B. 　DSP

C. 　ISP

D. 　ASP

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147.An Ethernet cable is similar to a( )_, but has a slighter larger plastic snap-in plug. A. cable television cable

B. 　 electrical cord

C. 　 standard telephone cable

D. 　 headset cord

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6.The arithmetic logic unit uses registers to hold data that is being processed.( )

A. 正确

B. 错误

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2.The series of instructions that tell a computer how to carry out a processing task is referred to as a(n) computer program. ( )

A. 正确

B. 错误

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98.Wireless signals can be disrupted by . ( )

A. 　interference from electrical appliances

B. 　hills, valleys, trees

C. 　brick walls and concrete floors

D. 　all of the above

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109.Installed on the original IBM PCs, used a command-line interface that simply displayed a “prompt” such as C:\ on the screen and waited for users to type commands. ( )

A. 　Unix

B. 　Linux

C. 　DOS

D. 　HTML

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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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43.At lower resolutions, text and other objects appear smaller.