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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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124. In the photo labeled "Figure 3." below,the keys shown are thekeys. Figure 3.( )

A、　direction

答案：C

计算机期末复习练习2

134,A_is used to formulate search criteria.

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21 gather, format, and present information in the database, and can typically be printed, published on the Web, or e-mailed to other people. ( )

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49.A converts printed images into bitmap graphics that they can be viewed and edited with graphics software. ( )

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28.Some displays can be classified as both input and output devices because they include a touch-sensitive screen that accepts input. ( )

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

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145._is a wireless network technology that transmits data between devices using radio wave used in coffee shops, airports, and other public places.

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143.Software applies_, also called
algorithms(算法),to process data.

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98.Wireless signals can be disrupted by . ( )

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118._is the measurement in inches from one corner of the screen diagonally across to the opposite corner.( )

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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. ( )

题目内容

(

单选题

)

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计算机期末复习练习2

124. In the photo labeled "Figure 3." below,the keys shown are thekeys. Figure 3.( )

A、　direction

答案：C

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134,A_is used to formulate search criteria.

A. 　report

B. 　form

C. 　query

D. 　list

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21 gather, format, and present information in the database, and can typically be printed, published on the Web, or e-mailed to other people. ( )

A. 　Forms

B. 　Links

C. 　Reports

D. 　Queries

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49.A converts printed images into bitmap graphics that they can be viewed and edited with graphics software. ( )

A. 　digital camera

B. 　digital video camera

C. 　scanner

D. 　touch-sensitive screen

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28.Some displays can be classified as both input and output devices because they include a touch-sensitive screen that accepts input. ( )

A. 正确

B. 错误

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31. 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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145._is a wireless network technology that transmits data between devices using radio wave used in coffee shops, airports, and other public places.

A. 　 Ethernet

B. 　 Wi-Fi

C. 　 Bluetooth

D. 　 The Internet

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143.Software applies_, also called
algorithms(算法),to process data.

A. 　procedures

B. 　objects

C. 　rules

D. 　arithmetic

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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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118._is the measurement in inches from one corner of the screen diagonally across to the opposite corner.( )

A. 　Screen resolution

B. 　Screen span

C. 　Screen pixels

D. 　Screen size

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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. ( )

A. 正确

B. 错误

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