Operating Systems Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Windows (3805)
Linux (2255)
Unix (1304)
Solaris (894)

RTOS (43)
Bulnex (4)
Operating Systems General Concepts (1242)
Data Structures (2039)

Operating Systems Interview Questions

Questions Answers Views Company eMail

Parenthesis are never needed in prefix or postfix expressions. Why?

BPO, Microsoft,

13 53738

Which one is faster? A binary search of an orderd set of elements in an array or a sequential search of the elements.

Syntel, TCS,

22 47462

What is problem if network card only sent packets,but receive zero packets?

4 12871

What we have to do when receiving some error dialog boxes after booting the system?(Error like ravmond.exe,DONTRUN.exe etc). how can we prevent them from appearing?

1 4224

what service has to run for running printer spooler at the time of startup?

6 9628

What is reason for system automatically restart?

20 35150

If we open CD-ROM drive then the responce is "please insert cd into drive" What is the problem? Is it with CD-ROM problem of some services problem?how can we solve this problem?

Wipro,

7 12740

If printer prints junk characters then what is problem? what is solution for that?

3 19724

difference between Tcp and udp

5 16826

If we open CD-ROM drive then the responce is "please insert cd into drive" What is the problem? Is it with CD-ROM problem of some services problem?how can we solve this problem?

HP, Infosys,

8 14025

what are filters?

6 10212

what is the function of grep command?

4 12538

what does the 'tee' command do?

4 12614

what does the command 'wc' do?

4 10733

How to create hardlinks and softlinks on files?

2 9656

Un-Answered Questions { Operating Systems }

Which one is better thread class or runnable interface?

864

What is mkdir p?

1019

Explain shmmin?

803

What does mkdir mean?

1186

mount -r is used to mount a file in read only mode. State Whether True or False?

969

How do I do a full check disk?

978

Can a hashset contain duplicates?

996

How long should a windows update take?

890

gadget in x_windows is ?

987

What is an example of an array?

1129

Will a clean install remove all my files?

1020

Does windows 10 home come with word?

895

What is runtimebroker exe?

1011

What are the basic features of windows operating system?

924

Is macos better than linux?

996

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