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 11145

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

Google,

5 18088

Difference between swap partition and swap file?

IIHT, TATA, Wipro,

4 22372

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

7 13796

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

2 7226

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

8 12601

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 13140

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 16128

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 14595

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

6 10386

difference between nfs soft and hard mouniting points?

Oracle,

5 15941

what are the linux boot files?

CSS, Wipro,

9 31184

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

DELL,

3 8384

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

1 7853

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 8596

Un-Answered Questions { Linux }

What is the use of FIFOs?

1779

What are the basic dos commands?

1074

Does threading damage the skin?

808

What are the different types of files in linux?

1186

How do I search for a specific word in vi linux?

771

Will windows use linux kernel?

1012

What is the advantage of linux operating system?

839

How do I check my system performance?

1029

How to Define a Socket?

1382

How to copy a file in linux?

902

Can linux run windows games?

865

How many types of bond are there in linux?

866

Write a command that will display all .txt files, including its individual permission.

2796

What is the basic difference between bash and dos?

1091

What is a shebang line?

913

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