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1

GATE CSE 1995

MCQ (Single Correct Answer)
In a virtual memory system the address space specified by the address lines of the $$CPU$$ must be __________ than the physical memory size and _______ than the secondary storage size.
A
smaller, smaller
B
smaller, larger
C
larger, smaller
D
larger, larger
2

GATE CSE 1995

MCQ (Single Correct Answer)
The address sequence generated by tracing a particular program executing in a pure demand paging system with $$100$$ records per page with $$1$$ free main memory frame is recorded as follows. What is the number of page faults?

$$0100, 0200, 0430, 0499, 0510, 0530, 0560, 0120, 0220, 0240, 0260, 0320, 0370 $$

A
$$13$$
B
$$8$$
C
$$7$$
D
$$10$$
3

GATE CSE 1994

MCQ (Single Correct Answer)
Consider the following heap (Figure) in which blank regions are not in use and hatched region are in use.

The sequence of requests for blocks of size $$300, 25, 125, 50$$ can be satisfied if we use.

A
Either first fit or best fit policy (any one)
B
First fit but not best fit policy
C
Best fit but first fit policy
D
None of the above
4

GATE CSE 1994

MCQ (Single Correct Answer)
A memory page containing a heavily used variable that was initialized very early and is in constant use is removed when
A
LRU page replacement algorithm is used
B
FIFO page replacement algorithm is used
C
LFU page replacement algorithm is used
D
None of the above

Joint Entrance Examination

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Graduate Aptitude Test in Engineering

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Medical

NEET

CBSE

Class 12