22.Input can be supplied by a person, by the environment, or by another computer. ( )
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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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37.Architects and engineers typically use digitizing tablets to transfer points from paper-based drawings into digital format.
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57.{ are a type of inexpensive digital camera that remains tethered to a computer and used for videoconferencing, video chatting, and live Web broadcasts. ( )
A. Webpics
B. Browserpics
C. Webcams
D. Browsercams
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66.A is a touch-sensitive surface on which you can slide your fingers to move the on-screen pointer. ( )
A. trackpoint
B. touchpoint
C. trackpad
D. movepad
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162.The standard protocol of the Internet is _.
A. TCP/IP
B. Java
C. HTML
D. Flash
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16.Most computers have only one location for storing data. ( )
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54.The purpose of a is to serve data to computers connected to a network. ( )
A. both a. and b.
B. server
C. neither a. nor b.
D. personal computer
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46.High-speed printers,optical character readers,computer-controlled robots, package scanners, and UPC scanners can all be consider.
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11.Databases can be stored on . ( )
A. servers
B. handheld computers
C. all of the above
D. personal computers
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