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

How to reverse a string in Unix?

1035

How to remove the first line/header from a file in Unix?

1058

Explain different types of Unix systems.

955

How to display n-th line of a file in Unix?

1003

How to zip a file in Linux?

925

How to unzip a file in Linux?

969

How to test if a zip file is corrupted in Linux?

999

What is Linux and why is it so popular?

921

Which Command used to lock user password in Linux?

1063

How can we increase disk read performance in single command in Linux?

986

Difference between Win98 and Windows XP?

892

Where the data structures are used?

959

Discuss the difference between a stack and an Array?

921

How to show internal storage representation of data structure in RDBM?

978

Which is the fastest sorting?

986

Un-Answered Questions { Operating Systems }

What is a data structure? What are the types of data structures? Briefly explain them

961

How do I turn off chkdsk in windows 7?

803

How do I fix msvcr120 dll missing in windows 7?

783

Can you run safari on windows?

846

What is the difference between Array and LinkedList?

1010

Explain about dynamic memory allocation algorithm?

877

What do you mean by breadth first search (bfs)?

989

Describe binary tree and its property.

913

An array having 100 elements have numbers from 1 to 99 randomly out of which any number is repeated. Find the repeated number in minimum time and space complexity.

1164

Do most hackers use linux?

906

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

2200

Is hashset thread safe?

983

What is presentationhost exe?

906

How do I fix application was unable to start correctly 0xc0000142?

787

Explain circular linked list?

926

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