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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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141.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

答案：A

计算机期末复习练习2

137. software helps a business keep track of
the money flowing into and out of various accounts.

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114.A( )_produces an image by manipulating
light within a layer of liquid crystal cells.( )

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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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149.Circuitry for Ethernet or Wi-Fi networking is incorporated into the_of most personal computers.

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129.Most database software includes tools to create all of these EXCEPT_

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45.Contrast ratio is the difference between the luminance of white and black pixels.

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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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138._Digital audio is stored in a variety of file types, including all of these EXCEPT:

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5.In the context of computing, software refers to symbols that represent facts, objects, and ideas.} ( )

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

题目内容

(

单选题

)

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计算机期末复习练习2

141.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

答案：A

相关题目

137. software helps a business keep track of
the money flowing into and out of various accounts.

A. 　Accounting

B. 　Presentation

C. 　Project management

D. 　Groupware

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114.A( )_produces an image by manipulating
light within a layer of liquid crystal cells.( )

A. 　LCD

B. 　LED

C. 　CRT

D. 　plasma screen

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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

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149.Circuitry for Ethernet or Wi-Fi networking is incorporated into the_of most personal computers.

A. 　 modem

B. 　 motherboard

C. 　 RAM

D. 　 ROM

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129.Most database software includes tools to create all of these EXCEPT_

A. 　reports

B. 　queries