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 9022

What is atomic function / atomic variable ?

Broadcom,

1 11949

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 9717

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

Cavium Networks, IBM,

3 13918

Q. what is the difference between socket & port ?

Cavium Networks,

2 11060

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

Broadcom,

3 9646

WHAT IS THE MEANING IF AIX

IBM,

5 9308

What are the IPC techniques ? explain each

Datasol, emc2,

3 16944

is it possible to break the grub password in linux

6 11070

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

2381

what is the difference betweenh the NFS and FTP?

IBM,

4 41758

what are the different types of Backups..?

IBM, SDG,

6 13747

what is NIS Server...?

IBM,

2 6105

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

IBM,

5 9876

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

IBM,

1 5936

Un-Answered Questions { Linux }

You have a tab delimited file called phonenos and want to change each tab to four spaces. What command can you use to accomplish this?

1057

Why kerberos?

881

How do I remove a soft link in linux?

1077

What are the benefits of multithreading?

809

Why are user level threads faster than kernel level threads?

853

What is the symbol of linux?

1083

What is $1 in linux?

904

What shell does a linux administrator assign to a pop3 mail-only account?

1028

What is ulimit command?

1084

Why we use red hat linux?

903

Explain the work of ctrl+alt+del key combination on the linux operating system?

842

What is the use of PF_INET and SOCK_STREAM?

1328

how does dns resolution work in linux?

943

what is the difference between active ftp and passive ftp in linux operating system?

908

What is difference between sh and bash?

1001

For More Un-Answered { Linux } Questions Click Here