GATE CSE 1998 | GATE CSE Year Wise Previous Years Questions

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GATE CSE 1998

MCQ (Single Correct Answer)

-0.3

Which of the following is true?

Unless enabled, a $$CPU$$ will not be able to process interrupts.

Loop instructions cannot be interrupted till they complete.

A processor checks for interrupts before executing a new instruction.

Only level triggered interrupts are possible on microprocessors.

GATE CSE 1998

MCQ (Single Correct Answer)

-0.6

Formatting of floppy disk refers to

Arranging the data on the disk in contiguous fashion

Writing the directory

Erasing the system area

Writing identification information on all tracks and sectors.

GATE CSE 1998

MCQ (Single Correct Answer)

-0.3

Which of the following is an example of spooled device?

The terminal used to enter the input data for the C program being executed.

An output device used to print the output of a number of jobs.

The secondary memory device in a virtual storage system.

The swapping area on a disk used by the swapper.

GATE CSE 1998

MCQ (Single Correct Answer)

-0.3

Consider $$n$$ processes sharing the $$CPU$$ in a round-robin fashion. Assuming that each process switch takes $$s$$ seconds, what must be the quantum size $$q$$ such that the overhead resulting from process switching is minimized but, at the same time each process is guaranteed to get its turn at the $$CPU$$ at least every $$t$$ seconds?

$$q \le {{t - ns} \over {n - 1}}$$

$$q \ge {{t - ns} \over {n - 1}}$$

$$q \le {{t - ns} \over {n + 1}}$$

$$q \ge {{t - ns} \over {n + 1}}$$

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