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 11124

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

Google,

5 18058

Difference between swap partition and swap file?

IIHT, TATA, Wipro,

4 22340

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

7 13748

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

2 7214

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

8 12537

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 13115

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 16072

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 14557

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

6 10349

difference between nfs soft and hard mouniting points?

Oracle,

5 15915

what are the linux boot files?

CSS, Wipro,

9 31109

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

DELL,

3 8355

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

1 7839

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 8569

Un-Answered Questions { Linux }

How to identify which shell you are using?

1002

What is a spinlock in linux?

901

What do cores and threads do?

905

What is mkdir p linux?

1059

What is ipc and its types?

981

Explain the linux directory commands along with the description?

943

Which daemon tracks events on your system?

916

Is linux a scripting language?

910

How to copy a file in linux?

892

What is make command in linux?

1089

Is python faster than bash?

1007

Which command is used to find what is in your home directory?

985

What are 3 ipc techniques?

910

What are linux basic components?

986

What are sockets in linux?

903

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