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Computer Basic Information

Computer Basic Information
A device which converts human readable data into machine language is

None of these
Character reader
Punched paper tape
Card reader
Card punch

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Computer Basic Information
The binary equivalent of the Hexadecimal number 7BD is

111010000000
11110111101
All of these
None of these
101110000000

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Computer Basic Information
A device for converting handwritten impressions into coded characters & positional coordinates for input to a computer is

Mouse
Touch panel
Wand
Writing tablet
None of these

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Computer Basic Information
The essential features of a number system are

bits
None of these
Radix
Both A & B
Set of distinct counting digits

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Computer Basic Information
Which of the following memory is capable of operating at electronics speed?

Magnetic tapes
None of these
Magnetic disks
Magnetic drums
Semiconductor memory

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

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

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