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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48.Some printers are capable of printing on both sides of the paper, a feature referred to as printing. ( )
A. high efficiency
B. double
C. multiplex
D. duplex
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52.High-speed printers, optical character readers, computer-controlled robots, package scanners, and UPC scanners can all be considered peripheral devices.
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99.The figure below shows a typical . ( )
A. LAN
B. TAN
C. SAN
D. MAN
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73. software is an important tool for planning large projects, scheduling project tasks, and tracking project costs. ( )
A. Accounting
B. Presentation
C. Groupware
D. Project Management
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69.Referring to the figure below, the is serving the purpose of linking two or more nodes of the network. ( )
A. Cable, DSL, or satellite modem for Internet access
B. router
C. file server
D. printer
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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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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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27.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
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53.A(n) ink jet printer uses the same technology as a photocopier to paint dots of light on a light-sensitive drum.
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