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

Windows (3805)
Linux (2255)
Unix (1343)
Solaris (894)

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

Operating Systems Interview Questions

Questions Answers Views Company eMail

Explain the positioning time for a disk.

1093

What do you mean by a zombie process?

1099

What differences are there between a semaphore wait signal and a condition variable wait signal?

1081

Explain condition variable.

1016

What do you know about a pipe? When is it used?

997

Is non-pre-emptive scheduling frequently used in a computer? Why?

1020

Explain bootstrap program in operating system.

1069

Is it possible to have a deadlock involving only one process?

1056

Name the functions constituting the os's memory management.

1040

How does reference counting manage memory allocated objects?

1054

What are the different synchronization mechanisms?

1035

When does page fault error occur?

1051

Why is a single serial port managed with a single interrupt-driven i/o but a front-end processor is managed using a polling i/o, such as a terminal concentrator?

999

Is it possible to have a deadlock involving only one process? Explain your answer.

1027

What are the functions of operating system?

1069

Un-Answered Questions { Operating Systems }

How kill stopped job in linux?

810

What is the best free email program for windows 10?

802

How does a flash drive get corrupted?

925

How do I fix dll errors in windows 10?

915

Explain the reasons of rebooting the system?

1086

Hi We have upgraded our sun machine from solaris 9 to solaris 10. Before upgradation the date command output(Solaris 9) Wed Oct 13 09:45:21 IST 2010 But after upgradation the output for date is as below(solaris 10). Wednesday, October 13, 2010 9:46:14 AM IST Looks like I need to change LC_TIME=C. can you please help me how to change it for permanently

2203

What are the various schemes available?

959

Why do hackers use linux?

870

How do I fix corrupted files windows 7?

791

What is the scripting language used in linux operating systems?

885

What do you mean by ms window?

897

If we are terminated at the middle of the program execution in UNIX,what will happen to the program, it will continue running r terminate r the o/p will be send to your mail?

1437

What is cmd exe file?

1000

What is $$ in shell script?

957

What member function places a new node at the end of the linked list?

1062

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