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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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单选题

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

A、　Project Management

B、　Accounting

C、　Presentation

D、　Educational

答案：D

计算机期末考试题库

29.Most antivirus software runs ____. ( )

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7.A(n) pointing device allows you to manipulate an on-screen pointer and other screen-based graphical controls. ( )

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34.The Marketing Department Secretary inquired about the difference in transfer rates between a DVD drive versus a Blu-ray drive. A 1X DVD drive can access 10.8 Mbps; a 1X Blu-ray drive handles ____ Mbps. ( )

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53.A ____ screen can detect the location of a fingertip or stylus within the screen area. ( )

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98.Wireless signals can be disrupted by ____. ( )

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21.In a computer, most processing takes place in a component called the central processing unit (CPU), which is sometimes described as the computer’s “brain.” ( )

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9.Luminance is usually expressed in light per square meter, with higher numbers indicating a brighter display. ( )

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

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91.Circuitry for Ethernet or Wi-Fi networking is incorporated into the ____ of most personal computers. ( )

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83.___ is a type of application software designed to help several people collaborate on projects using connections provided by a local network or the Internet. ( )
)

题目内容

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单选题

)

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计算机期末考试题库

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

A、　Project Management

B、　Accounting

C、　Presentation

D、　Educational

答案：D

相关题目

29.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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7.A(n) pointing device allows you to manipulate an on-screen pointer and other screen-based graphical controls. ( )

A. 正确

B. 错误

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A. 　36

B. 　20

C. 　24

D. 　30

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53.A ____ screen can detect the location of a fingertip or stylus within the screen area. ( )

A. 　touch-based

B. 　touch-sensitive

C. 　sound-sensitive

D. 　sound-based

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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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21.In a computer, most processing takes place in a component called the central processing unit (CPU), which is sometimes described as the computer’s “brain.” ( )

A. 正确

B. 错误

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9.Luminance is usually expressed in light per square meter, with higher numbers indicating a brighter display. ( )

A. 正确

B. 错误

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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

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91.Circuitry for Ethernet or Wi-Fi networking is incorporated into the ____ of most personal computers. ( )

A. 　ROM

B. 　modem

C. 　motherboard

D. 　RAM

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83.___ is a type of application software designed to help several people collaborate on projects using connections provided by a local network or the Internet. ( )
)

A. 　Project Management software

B. 　Groupware

C. 　Presentation software

D. 　Accounting software

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