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Computer Basic Information

Computer Basic Information
A hybrid computer uses a _____ to convert digital signals from a computer into analog signals.

Demodulator
Modulator
Modem
None of these
Decoder

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Computer Basic Information
A sizeable geographical area with communication based on the telephone system is though as

Wide area network
Local area network
None of these
All of these
Modulator-Demodulator

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Computer Basic Information
The 2's complement of a binary no. is obtained by adding.....to its 1's complement.

10
12
None of these
1

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Computer Basic Information
The ALU and control unit of most of the microcomputers are combined and manufactured on a single silicon chip. What is it called?

Monochip
ALU
Microprocessor
Control Unit
None of these

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Computer Basic Information
The output of a 2 input OR gate is 0 only when its

both inputs are 0
both inputs are 1
either input is 0
None of these
either input is 1

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Computer Basic Information
A regular TV set can be hooked up to a computer so as to received computer signal instead of a television program. This hooking up is achieved with the help of a

modem
adapter
cable
aerial
None of these

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