Operating System-Memory Management and Virtual Memory (GATE Computer Science): Questions 1 - 7 of 28

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Question number: 1

» Operating System » Memory Management and Virtual Memory

MCQ▾

Question

How many major methods of allocating disk space?

Choices

Choice (4) Response

a.

three

b.

two

c.

one

d.

None of the above

Question number: 2

» Operating System » Memory Management and Virtual Memory

MCQ▾

Question

A ________is a region of fast memory that holds copies of data.

Choices

Choice (4) Response

a.

Main memory

b.

Cache

c.

Register

d.

All of the above

Question number: 3

» Operating System » Memory Management and Virtual Memory

MCQ▾

Question

________ permanent and can hold large quantities of data and its access time is slower than main memory and magnetic disk.

Choices

Choice (4) Response

a.

Disk driver

b.

Primary disk

c.

Magnetic Tapes

d.

None of the above

Question number: 4

» Operating System » Memory Management and Virtual Memory

MCQ▾

Question

________is a memory area that stores data while they are transferred between two devices or between a device and an application.

Choices

Choice (4) Response

a.

Memory

b.

Register

c.

Buffer

d.

None of the above

Question number: 5

» Operating System » Memory Management and Virtual Memory

MCQ▾

Question

In direct access, the file is viewed as a numbered sequence of ________ or ________.

Choices

Choice (4) Response

a.

Block

b.

Record

c.

tag

d.

Both a. and b. are correct

Question number: 6

» Operating System » Memory Management and Virtual Memory

MCQ▾

Question

Buffer cache is provided, both memory mapping and the read () and write () system calls use the same page cache is called I/O using a ________

Choices

Choice (4) Response

a.

Unified buffer cache.

b.

Buffer cache unified

c.

Buffer cache.

d.

Question does not provide sufficient data or is vague

Question number: 7

» Operating System » Memory Management and Virtual Memory

MCQ▾

Question

________ used for a file directory is a hash table.

Choices

Choice (4) Response

a.

Tree

b.

Graph

c.

Data structure

d.

None of the above

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