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

Discuss the mount and unmount system calls ?

1060

How the Kernel handles the copy on write bit of a page, when the bit is set?

928

What Happens when you execute a program?

1102

How the Kernel handles the fork() system call in traditional Unix and in the System V Unix, while swapping?

929

Is it possible to restrict incoming message?

992

For which kind of fault the page is checked first?

959

Name the data structure used to maintain file identification?

987

What are the bits that support the demand paging?

982

What is the main goal of the Memory Management?

1109

What are conditions for a machine to support Demand Paging?

992

What is page fault? Its types?

939

Name two paging states for a page in memory?

1057

What are states that the page can be in, after causing a page fault?

1022

What are the phases of swapping a page from the memory?

954

How can you get/set an environment variable from a program?

959

Un-Answered Questions { Operating Systems }

Define balance factor of a node in avl tree?

1044

Can you run linux on any laptop?

876

What is the minimization factor and time complexity of b-tree?

1137

Are udp sockets bidirectional?

821

What does scanning and repairing drive do?

899

How do I disable windows start menu?

900

Where are windows mail files stored?

866

What is ipc namespace?

987

Should you defrag a ssd drive?

935

How use more command in linux?

1095

Can you install windows on android?

894

Do I need an antivirus with windows defender?

964

Which command is used to check the number of files and disk space used and the each user’s defined quota?

1048

How many types of dos are there?

897

Where do I put dll files in windows 7?

884

For More Un-Answered { Operating Systems } Questions Click Here