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

Linux Interview Questions

Questions Answers Views Company eMail

I want to kill zombie process, but with using kill 9 i cannot kill that process? can u tell other commands?

CTS,

3 11290

In my linux machine, i lost /etc/passwd file and /etc/shadow file, then how can i recover it?

Google,

5 18268

Difference between swap partition and swap file?

IIHT, TATA, Wipro,

4 22532

How to monitor ports in a linux machine, with single command?

7 14036

What is the status code 403,404 represented in apache server?

2 7309

I want to see how many interfaces(ethernet cards) are working using single command?

8 12884

I want to built a fire wall using iptables. My condition is " inbound to 192.168.0.2 with a port of 80 from 172.168.0.1 should accept"

NetEnrich,

6 13372

I know ssh, telnet, dns,apache all are worked on TCP/UDP but i want to know any one service which are working on UDP only?

Wipro,

10 16455

Q. If we transfer 100 files by ftp to remote server, how to know the files are successfully transfer or some file are not transferred ?

IBM, IMB,

6 14813

why LINUX is fast processing software and why it does not get viruses.

6 10611

difference between nfs soft and hard mouniting points?

Oracle,

5 16108

what are the linux boot files?

CSS, Wipro,

9 31466

Without Using $date -dyesterday. How I get the yesterday's date ?

DELL,

3 8519

What are the questions we are expecting for 2yrs. experience guy for linux company interview questions?

1 7941

Without using w command how can Iknow that who are users logged in and what they are doing and whether they are idle or running mode?

4 8749

Un-Answered Questions { Linux }

What are linux kernel threads?

978

Which framework is provided for the programs to interchange information about Linux OS?

1029

What is semaphore and types?

951

What are the different modes when using vi editor?

996

What does swap mean in linux?

1011

What are the best linux system programming interview questions you've ever asked or been asked?

838

What is in mkdir command?

1193

What is linux boot partition?

1008

1)Can we extend /root partition in RHEL 6 ? If yes then what are the steps?

1377

What is make command in linux?

1151

Where are sar logs stored?

901

How do you empty a file in linux?

999

What linux should I use?

866

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

2444

Explain about lpr filename?

1158

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