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Computer Basic Information

Computer Basic Information
What is object of UPS ?

All of the listed here
Using for storage
Provides backup power
To increase the speed of a computer

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Computer Basic Information
Which of the following is required when more than one person uses a central computer at the same time?

light pen
mouse
digitizer
terminal
None of these

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Computer Basic Information
Character readers are those devices which read the characters printed on the source documents and then convert them directly into computer-usable input. Which of the following is not a character reader?

OCR
MICR
LCD
None of these
OMR

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Computer Basic Information
Which of the following is non-impact printer?

Drum printer
None of these
Laser printer
Line printer
Chain printer

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Computer Basic Information
Two or more computers connected to each other of sharing information from a ___

Router
Network
Server
Tunnel

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Computer Basic Information
A program that converts computer data into some code system other than the normal one is known as

Encoder
Decoder
Trigger
Emulator

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