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

What level of security does Windows NT meets?

TCS,

2 11468

How do you copy a directory with many files and folders into another directory?

2 9916

What is pid?

4 10736

Suppose 1000 processes are running on the system out of those if you have to show only certain process ids which command will you use?

5 12887

What is the syntax of grep command and what is its use?

6 12331

How do you move a process which is running background to foreground?

9 18063

How do you stop a running process?

7 16891

What is the procedure of "at" and crontab" commands?

4 11976

Which command will you use to change the permissions on file?

7 11166

What is the use of pipes?

4 9600

Through which command will redirect output to bOth screen and files at the same time?

3 11093

what is mean by 32 and 64 bit appplication

CybAge, Sutherland,

6 16513

what are the differnt file system in windows / plz give description

CybAge,

8 14957

How do you know about running processes of a particular user?

11 21431

How do you remove a crontab file?

6 19085

Un-Answered Questions { Operating Systems }

When is a graph said to be weakly connected?

994

What is home directory in unix?

913

Solaris server is not running in multi level? Continuously restarting after installing the package?

994

What is kde in linux?

985

How to Allocate IP Addresses?

1549

Can I just delete windows old?

886

What is runtimebroker exe?

962

What is the use of inet_network()?

1450

What is the command can be run to remove all the rules in an iptable table?

1039

How can I install windows 7 to a netbook with no dvd drive?

919

What linus torvalds created?

858

What is the lightest version of linux?

872

What are the 4 stages of computing?

1047

Tell me about virtual memory?

1030

How do I know if wget is installed on linux?

914

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