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

If fsck is running, one thind u should not do.. what's that?

3 8146

If you try to send an e-mail to someone and the following message appear "Message Undeliverable", what could be wrong?

Wipro,

3 9100

How do you give a user access to an application or program that needs to run as root without giving them the root password?

3 9808

When you "ping server" and "ping server.domainname", you get different results. Why?

4 10959

How would you truncate a log file that is growing too large if you don't have space to compress it or to move it somewhere else? How would you do it?

3 13107

What is uadmin and what does it do?

3 12089

If you have multiple ethernet interfaces, how do you keep it from routing between them?

2 7483

You can receive e-mail, but when u try to send e-mail .. u can't send any. What is wrong?

4 8136

If you have forgotten the root password for a server, how do you get back in?

HP,

4 10827

Security point of view,What's there in NIS+ than NIS?

Locuz,

3 8953

How can you search for commands at the boot prompt if you only know part of the command?

9 14131

Tell me some of the differences between Solaris and Sun OS?

Lucent,

8 13934

How can you set EEPROM settings from Solaris?

Aricent, HP,

4 17617

What is OBP and how u r going to access it?

3 12053

What is LOM and how ur going to access it?

3 8831

Un-Answered Questions { Operating Systems }

What does ls lrt in unix?

932

What are the types of processes in linux?

940

Does deleting downloads delete file?

995

What happens if windows license expires?

845

Explain what do you mean by insertion sort, bubble sort and selection sort? Also, explain the differences among the functionalities of the three sorts.

1080

Is it safe to stop chkdsk?

855

Differentiate between pre-emptive and non-pre-emptive scheduling.

1227

Explain what is windows daemon?

1117

What are Pipes?

1580

What are the contents in /usr/local?

894

Why linux is used?

818

Which linux is easiest to use?

913

What do you mean by garbage collection?

956

Name the different types of memory?

1019

How do you kill a service?

976

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