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 as many programs as possible while mainframe uses its power to execute few programs as fast as possible.
Super computer is much larger than mainframe computers.
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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Computer Basic Information
Which of the following is not true of immediate processing?

All of these
It is often used in real-time applications
It can occur with either sequential of direct-access files
It can be used in an airline-reservation system
Transactions are processed shortly after a real-world event occurs

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