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

Is the Linux as same as Unix?

5 7695

What command can you use to review boot messages?

TCS,

3 9199

What command you execute to display the last five commands you have entered?

4 10096

Which two commands can you use to delete directories?

2 7007

our wish to print the file vacations with 60 lines to a page. Which command will accomplish this?

2 4449

To move /home/ben/memos dir in /home/bob/memos, what is the result by mv /home/ben/memos /home/bob

4 6314

What is the command to list ALL (hidden also) files of current directory & it’s subdirectories?

6 9188

What command you use for cpio to create a backup called backup.cpio of all the users’ home dirs?

2 6099

How can I only see the last 5 lines of a file?

Reliance,

10 13272

How can I only see the first 14 lines of a file?

5 10170

What is Write Command?

3 7330

When you issue the command ls -l, what signifies the first character of the resulting display file? 701 What command can you use to determine the purpose of any command?

4 7696

What are two subtle differences in using the more and the pg commands?

Airtel,

2 7093

What can you type at a command line to determine which shell you are using?

Tech Mahindra,

6 11789

How do display error messages instantly when command fails?

4 7353

Un-Answered Questions { Operating Systems }

what is use of PDC, RID, Infrastature role ?

885

Will upgrading windows delete my files?

959

How many cores and threads do I need?

884

Does windows 10 take more ram than 7?

791

Define the graph data structure?

955

What is inside an exe file?

913

Differentiate between queue and stack.

1204

Can you run x64 on x86?

776

How do I open registry editor?

886

What does cd – command do?

1015

What is RR scheduling algorithm?

1150

What is gui in linux?

923

How many types of windows are there?

830

What's the best operating system?

1054

How do I unhide a file?

1005

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