GATE (Graduate Aptitude Test in Engineering) Computer Science: Questions 185 - 189 of 2080

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Question 185

Question

MCQ▾

Thrashing can be avoided if

Choices

Choice (4)Response

a.

the speed of CPU is increased

b.

the speed of I/O processor is increased

c.

the pages, belonging to the working set of the programs, are in main memory

d.

Question does not provide sufficient data or is vague

Question 186

Question

MCQ▾

The LRU algorithm

Choices

Choice (4)Response

a.

pages out pages that have been least used recently

b.

pages out pages that have been used recently

c.

pages out pages that have not been used recently

d.

All of the above

Question 187

Question

MCQ▾

Which layer functions as liaison between user support layers and network support layers?

Choices

Choice (4)Response

a.

physical layer

b.

transport layer

c.

data link layer

d.

network layer

Question 188

Question

MCQ▾

Situation where two or more processes are reading or writing some shared data and the final result depends upon who runs precisely is called?

Choices

Choice (4)Response

a.

mutual exclusion

b.

critical section

c.

race condition

d.

message passing

Question 189

Question

MCQ▾

To retrieve data that satisfies a particular condition, the clause which is used is

Choices

Choice (4)Response

a.

Where

b.

From

c.

Select

d.

All of the above

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