GATE CSE 2002 | GATE CSE Year Wise Previous Years Questions

GATE CSE 2002

MCQ (Single Correct Answer)

-0.6

Which combination of the following features will suffice to characterize an $$OS$$ as a multi-programmed $$OS?$$
$$(a).$$ More than one program may be loaded into main memory at the same time for execution.
$$(b).$$ If a program waits for certain events such as $$I/O$$, another program is immediately scheduled for execution.
$$(c).$$ If the execution of a program terminates, another program is immediately scheduled for execution.

$$a$$

$$a$$ and $$b$$

$$a$$ and $$c$$

$$a, b$$ and $$c$$

GATE CSE 2002

MCQ (Single Correct Answer)

-0.3

Which of the following scheduling algorithms is non-preemptive?

Round Robin

First-In-First-Out

Multilevel Queue Scheduling

Multilevel Queue Scheduling with feedback

GATE CSE 2002

MCQ (Single Correct Answer)

-0.3

Which of the following is not a form of memory?

Instruction cache

Instruction register

Instruction opcode

Translation look a side buffer

GATE CSE 2002

MCQ (Single Correct Answer)

-0.3

The optimal page replacement algorithm will select the page that.

Has not been used for the longest time in the past.

Will not be used for the longest time in the future.

Has been used least number of times.

Has been used most number of times.

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