Operating System Programming and Technical

Q. What is SCSI?

A. SCSI - Small computer systems interface is a type of interface used for computer components such as hard drives, optical drives, scanners and tape drives. It is a competing technology to standard IDE (Integrated Drive Electronics).

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Operating System Other Question

Q. Explain the concept of the batched operating systems?

A. In batched operating system the users gives their jobs to the operator who sorts the programs according to their requirements and executes them. This is time consuming but makes the CPU busy all the time
Q. What is an idle thread?

A. The special thread a dispatcher will execute when no ready thread is found.