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

You wish to restore the file memo.ben which was backed up in the tarfile mybackup.tar. What command should you type?

940

You attempt to delete a file called sales.mem using the rm command but the command fails. What could be the problem?

1077

You have a tab delimited file called phonenos and want to change each tab to four spaces. What command can you use to accomplish this?

1052

How can you copy lines into the buffer in command mode?

1083

Explain shift command of linux?

1115

What command should you use to check your file system?

1022

What are the process states in linux?

812

Explain each system calls used for process management in linux.

881

You have a file called docs.z but do not know what it is. What is the easiest way to look at the contents of the file?

917

Which transistor is used in each cell of eprom?

914

How do you start a job on background?

873

You have a file called sales data and create symbolic links to it in bob’s home directory. Bob calls you and says that his link no longer works. How can you fix the link?

886

What is linux shell?

893

Which processor structure is pipelined?

889

Name two forms of security.

851

Un-Answered Questions { Operating Systems }

What are the three main purposes of an operating system?

1018

How do I register mscomm32 ocx on windows 7 64 bit?

879

What are scripts in linux?

960

How do I start preparing for placement?

1052

Where do deleted files go?

925

Which browsers still support windows xp?

845

How do I stop my hard drive from crashing?

996

How do you remove a virus from a file?

928

Where is win32 located?

830

Is linux good for programming?

853

What is the default value of Array?

1124

What is rundll32 exe mui?

991

How do I restart taskbar?

907

What is the concept of demand paging?

1024

What's the newest windows operating system?

859

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