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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

(

单选题

)

146.A_typically connects personal computers within a very limited geographical area, usually within single building.

A、　BAN

B、　 LAN:local area network

C、　 WAN wide area network

D、　 NAN

答案：C

计算机期末复习练习2

106.Networks are monitored by security personnel and supervised by who set( ) up accounts and passwords for authorized network users. ( )

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136. Electronicare used to enter information
into the database.

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126.Databases can be stored on

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130._ software is an important tool for planning
large projects, scheduling project tasks, and tracking project
costs.( )

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75.A user interface displays controls and commands as pictures that users can manipulate with a mouse or other pointing device. ( )

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120.Screen brightness can be measured as ( )

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16.Most computers have only one location for storing data. ( )

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142.File_shrinks the size of a file so it
requires less storage space.

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11.Contrast ratio is the difference between the luminance of white and black pixels. ( )

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

题目内容

(

单选题

)

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计算机期末复习练习2

146.A_typically connects personal computers within a very limited geographical area, usually within single building.

A、　BAN

B、　 LAN:local area network

C、　 WAN wide area network

D、　 NAN

答案：C

相关题目

106.Networks are monitored by security personnel and supervised by who set( ) up accounts and passwords for authorized network users. ( )

A. 　the government

B. 　network administrators

C. 　IT managers

D. 　password administrators

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136. Electronicare used to enter information
into the database.

A. 　forms

B. 　links

C. 　queries

D. 　reports

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126.Databases can be stored on

A. 　servers

B. 　all of the above

C. 　handheld computers

D. 　personal computers

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130._ software is an important tool for planning
large projects, scheduling project tasks, and tracking project
costs.( )

A. 　Project Management

B. 　Groupware

C. 　Presentation

D. 　Accounting

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75.A user interface displays controls and commands as pictures that users can manipulate with a mouse or other pointing device. ( )

A. 　flash

B. 　graphical

C. 　video

D. 　photographic

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120.Screen brightness can be measured as ( )

A. 　luminance

B. 　contrast ratio

C. 　either a.or b.

D. 　neither a. nor b.

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16.Most computers have only one location for storing data. ( )

A. 正确

B. 错误

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142.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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11.Contrast ratio is the difference between the luminance of white and black pixels. ( )

A. 正确

B. 错误

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

A. 正确

B. 错误

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