Computer Basic Information
Which of the following storage and retrieval methods would be well suited to your processing requirements if you only need to retrieve records one at a time and there is no fixed pattern to the requests for data and records?

None of these
indexed sectors
direct
indexed direct
sequential

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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.
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.
None of these
Supercomputers are focused to execute few programs as fast as possible while mainframe uses its power to execute as many programs concurrently.

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