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Computer Basic Information

Computer Basic Information
A path linking 2 hardware or telecommunication units down which data and control signals can be transmitted is

Signalling
Demodulation
None of these
Channel
Modulation

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Computer Basic Information
How many symbols exist in Baudot code?

None of these
76
58
42
116

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Computer Basic Information
Which of the following are used to quickly accept, store, and transfer data and instructions that are being used immediately by the CPU?

microprocessors
None of these
registers
data buses
ROM chips

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Computer Basic Information
CD-ROM is a

Semiconductor memory
Magnetic memory
Memory register
None of these
All of these

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Computer Basic Information
An identifying label on the first record of magnetic tape is

Tape label
Joystick
None of these
Optical mark reader
Punched paper tape

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Computer Basic Information
What is the name of the reading device which mades use of photosensors and laser technologies to interpret printed, typed or even hand-written data directly from the source documents?

MICR
OCR
ATM
None of these
Mark-sensing device

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