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

Linux Interview Questions

Questions Answers Views Company eMail

what is stored at /lib/modules ?

NetApp,

2 9128

What is atomic function / atomic variable ?

Broadcom,

1 12048

if one of the critical section code (linked list) is under ISR & another one in kernel thread ? How you will synchronize for this critical section code ?

NetApp,

4 9900

Why bind system call is required in socket programming ? what is it;s Significance ?

Cavium Networks, IBM,

3 14097

Q. what is the difference between socket & port ?

Cavium Networks,

2 11163

what is memory mapped / IO mapped ? Which calls used for this to access any hardware address in linux device driver ?

Broadcom,

3 9808

WHAT IS THE MEANING IF AIX

IBM,

5 9500

What are the IPC techniques ? explain each

Datasol, emc2,

3 17100

is it possible to break the grub password in linux

6 11313

i installed clustering packages.When i try to run it getting LUCI error...what is it..??

2446

what is the difference betweenh the NFS and FTP?

IBM,

4 41966

what are the different types of Backups..?

IBM, SDG,

6 14051

what is NIS Server...?

IBM,

2 6223

commands regarding the adding of users into groups n different options with useradd...?

IBM,

5 10083

In how many ways linux can be installed n explain th steps involved in installation in any of the method..?

IBM,

1 6035

Un-Answered Questions { Linux }

how to get client port number in server socket programming??

2423

What is the difference between cron and anacron?

1181

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

996

What software runs on linux?

1016

What is Linux and why is it so popular?

1005

Does linux cp command overwrite?

1211

What is FC command?

938

What is the best linux book for beginners?

892

What is the command to delete a file linux?

1120

what is portmapper,pam and xinetd

8866

How would you schedule a task in linux?

1001

Which command is used to review boot messages?

1175

You need to search for the string “tecmint” in all the “.txt” files in the current directory. How will you do it?

1080

What is mutex in linux?

993

What does umask 077 mean?

1043

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