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Computer Basic Information

Computer Basic Information
Which of the following devices can be used to directly input printed text?

All of these
OMR
MICR
OCR
None of these

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Computer Basic Information
A large number of computers in a wide geographical area can be efficiently connected using

Twisted pair lines
All of these
Communications satellites
Coaxial cables
None of these

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Computer Basic Information
Non-volatility is an important advantage of

Both B and C
Magnetic tapes and disks
None of these
Magnetic bubbles
CCD

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Computer Basic Information
What is the name of the printer which prints all the A's in a line before all the B's?

Electrostatic printer
Ink-jet printer
None of these
Thermal printer
Line printer

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Computer Basic Information
Which of the following is NOT an advantage of open-source operating systems over proprietary versions?

None of these
Availability of technical support
Availability of source code
Free use and distribution
Ability to modify code

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Computer Basic Information
What is a portion of memory that serves as a temporary repository for data as it waits for a given action?

Processor pool
Processor
Bank
Cache
Memory Pool

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