Operating System MCQ Questions Answers Computer Engineering CSE

Operating System MCQ Questions Answers Computer Engineering CSE

Here you will find the operating system interview questions answer short questions mcq questions answers.

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1) Which of the following is a service not supported by the operating system:?

a) Protection

b) Accounting

c) Compilation

d) I/O operation

View Answer
Option – c)

2) Concurrent processes are processes that

a) do not overlap in time

b) overlap in time

c) are executed by a processor at the same time

d) no one of the above

View Answer
Option – b)

3) Sector interleaving in disks is done by

a) single user system

b) non-multiprogramming system

c) nom-multitasking system

d) none of these

View Answer
Option – b)

4) Dijkstra’s banking algorithm in an operating system solves the problem of

a) deadlock avoidance

b) deadlock recovery

c) mutual exclusion

d) context switching

View Answer
Option – a)

5) Which of the following page replacement algorithms suffers from Belady’s anomaly?

a) Shortest job first

b) Round robin

c) First come first serve

d) Elevator

View Answer
Option – c)

6) If there are 32 segments, each of size 1 k bytes, then the logical address should have
a) 13 bits

b) 14 bits

c) 15 bits

d) 16 bits

View Answer
Option – c)

7) A system with multiple CUP’s is called

a) time sharing system

b) desktop system

c) client severe system

d) parallel system

View Answer
Option – d)

8) Bootstrap loader is always stored in

a) cache

b) ROM

c) Ram

d) Disk

View Answer
Option – b)

9) A single is a virtual interrupt which is created by which of the following

a) Hardware

b) OS

c) PCB

d) TLB

View Answer
Option – b)

10) Peterson’s algorithm is the solution of which of the following problem.

a) deadlock

b) mutual exclusion

c) trashing

d) paging

View Answer
Option – b)

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