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Computer Basic Information

Computer Basic Information
What is the name given to the 8-bit unit used for coding data?

None of these
block of characters
byte
word
KB

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Computer Basic Information
Which of the following are often used to ensure that data has been accurately input to the computer?

keyboards
input controls
light pens
None of these
digitizers

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Computer Basic Information
The control unit of a microprocessor

Performs arithmetic / logic / functions
All of these
None of these
accepts input data from a keyboard
stores data in the memory

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Computer Basic Information
The radian of a number system

Is always an even number
Is variable
Has nothing to do with digit position value
Equals the number of its distinct counting digits
None of these

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Computer Basic Information
In case of MS-EXCEL, If you begin typing an entry into a cell and then realize that you don't want your entry placed into that cell, you:

None of these
Press the Erase key
Press the Enter button
Press the Edit formula button
Press Esc

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Computer Basic Information
Tiny rings made of magnetic material that can be polarised to represent binary 1 or 0 is called

Magnetic disk
Floppy disk
Card punch
None of these
Magnetic core

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