Operating System MCQs

Question 1

The practice of "bundling" refers to

Accepted Answer

giving away software with a computer purchase

Answer

selling computers alone

Answer

selling peripheral devices with computer

Answer

selling software to run on computers

Question 2

Special software to create a job queue is called a

Accepted Answer

Spooler

Answer

Drive

Answer

Interpreter

Answer

Linkage editor

Question 3

All the time a computer is switched on, its operating system software has to stay in

Accepted Answer

primary storage

Answer

main storage

Answer

floppy disk

Answer

disk drive

Question 4

Can you name of the major Operating System used in computers?

Accepted Answer

All of the above

Answer

MS DOS

Answer

OS/2

Answer

UNIX

Question 5

Which of the following is not an advantage of multiprogramming?

Accepted Answer

decreased operating-system overhead

Answer

increased throughput

Answer

shorter response time

Answer

ability to assign priorities to jobs

Question 6

Virtual Memory

Accepted Answer

consists of those addresses that may be generated by a processor during execution of a computation.

Answer

is a method of memory allocation by which the program is subdivided into equal portions, or pages and core is subdivided into equal portions or blocks.

Answer

is a method of allocating processor time.

Answer

allows multiple programs to reside in separate areas of core at the time.

Question 7

In a magnetic disk, data is recorded in a set of concentric tracks which are subdivided into

Accepted Answer

sectors

Answer

periods

Answer

zones

Answer

groups

Question 8

The total time to prepare a disk drive mechanism for a block of data to be read from it is

Accepted Answer

latency plus seek time

Answer

latency

Answer

latency plus transmission time

Answer

latency plus seek time plus transmission time

Question 9

Part of a program where the shared memory is accessed and which should be executed invisibly is called

Accepted Answer

critical section

Answer

semaphores

Answer