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

Linux Interview Questions

Questions Answers Views Company eMail

Why ls -F dev/log file output indicate as = sign at end of the file name?

HCL, IBM,

5 12452

Why halt -p command needs root in ubuntu if one wants to shut it down?

1 5665

Friends, I don't have enough free space in root directory. but in home directory I have 40gb free. So I can not install anything in root directory (which occupies more space) Please suggest me If there is any possibility to increase the root directory size by minimising the home directory's.

3 6789

Is there any specific way to identify whether a data transfer done is a DMA(Direct Memory Access) transfer, thereby seeing the code snippets?

1994

what is the difference between user APIs and kernel system calls ?

NetApp,

1 9510

what are different ways the context switch happens from user to kernel space or vice-versa ?

Alcatel,

2711

Boot sequence of linux on embedded platform

NetApp,

3330

can we open microsoft word document,power point etc. on linux suse version and vise versa? if no how can we convert this?

1 3577

can we open pdf files in suse?

Intel, jetking,

3 7337

1). What are the situation in process is duplicate is linux box.? 2) Give me 5 situation to kill a process?

Perot Systems,

1 4892

What is difference between ext3 and ext4 file-system ?

TCS,

3 21523

what happens when we do insmod & rmmod in Linux Device Drivers ?

2 12863

what kind of information the linux driver modules (.ko ) files has ?

NetApp,

2 10548

what are the different ways the Linux can swich from User Space to Kernel Space & vice-versa ?

NetApp,

2 9857

what is stored in /proc ? what is significance of /proc in linux ?

NetApp,

3 12109

Un-Answered Questions { Linux }

if login in the suse linux the yast application only appearing on the scren. If we closing the screen it comes to log out. What is the procedure to customize the desktop?

922

Differentiate between LINUX and UNIX?

904

What is echo $path in linux?

1036

What is the difference between rmdir and rm r?

1228

Which linux is easiest to use?

967

Why linux is most secure operating system?

969

what is inode number in linux operating system?

882

What are the linux distribution (operating system) names?

1014

What is curl in linux?

1021

What is ipc message?

1015

Does android studio run faster on linux?

936

Can I use linux on mac?

860

Is it legal to edit linux kernel?

1317

How to enable root logging in ubuntu?

981

What is linux and how do you use it?

1007

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