152.A network server provides services to computers called _.
A. modes
B. terminals
C. clients
D. customers
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18.At lower resolutions, text and other objects appear smaller. ( )
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14.Programs that add functionality to other programs, such as browsers, are referred to as . ( )
A. add-ins
B. plug-ins
C. peripherals
D. applications
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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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21.In a computer, most processing takes place in a component called the central processing unit (CPU), which is sometimes described as the computer’s “brain.” ( )
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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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10.A larger dot pitch produces a crisper image. ( )
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112.Some printers are capable of printing on both sides of the paper, a feature referred to as_ printing.( )
A. double
B. duplex
C. multiplex
D. high efficiency
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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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129.Most database software includes tools to create all of these EXCEPT_
A. reports
B. queries
C. insight lists
D. electronic forms
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