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

Windows (3805)
Linux (2255)
Unix (1304)
Solaris (894)

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

Operating Systems Interview Questions

Questions Answers Views Company eMail

what does the job command do?

4 9579

what is the difference between "cron" command and "at" command?

5 47949

How to remove a crontab file?

2 7742

In Unix file permissions what does the second field denotes?

3 8369

what is the significance of "su" command?

3 10211

which command is used to change group?

5 10626

which command is used to stop a running process in unix?

8 25507

what is the use of nice command?

4 11406

what is the use of "fg" command ?

PSU, Sail,

5 15563

what is the use of wild cards?

2 7713

How to redirect standard error to a file?

2 8562

what are the uses of filters?

3 8193

what is the use of "grep" command?

HCL,

6 13727

what is the functionality of kernel in unix architecture?

HCL,

13 30802

How to get the operating system's information in unix?

IBM, TCS,

6 16886

Un-Answered Questions { Operating Systems }

What is binary tree example?

1017

What is difference between list and linked list?

1000

What are the four components of the unix file system?

971

How do I save my bookmarks to my desktop?

1009

presently am using vista ......i want 2 format vista and i want 2 freshly install xp but but the system is not yet formatting it is formatting with vista but not with xp.....though i used many xp cds. same pblm....... it is displaying the following error a plm has been dected and windows has been shut down to prevent this damage tecnical information: stop(0*0000007b (0*f7802524,0*c0000034,0*00000

2063

Describe system calls and its type

1201

What is an expression tree?

1077

What is time complexity of arrays sort?

1083

What are special characters in unix?

934

How do you kill a service?

1036

What is trolltech registry?

928

What are the different version of windows operating system?

1012

How to see the list of mounted devices on linux?

927

What operating system can I use instead of windows?

877

What is the full form of window xp?

988

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