Computer Basic Information
What is meant by quad-density (QD) diskette?

It is double density disk
All of these
None of these
It has double the number of tracks per inch
It is double-sided disk

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Computer Basic Information
What is the main difference between a mainframe and a super computer?

Super computers are much smaller than mainframe computers.
Supercomputers are focused to execute few programs as fast as possible while mainframe uses its power to execute as many programs concurrently.
None of these
Super computer is much larger than mainframe computers.
Supercomputers are focused to execute as many programs as possible while mainframe uses its power to execute few programs as fast as possible.

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