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

Linux Interview Questions

Questions Answers Views Company eMail

How to apply patch for multiple servers .

IBM,

1 15310

i want to install XP on RHEL5 with virtualization tell me step by step configuration

1 5875

Why you shouldn’t use the root login

2 9539

what is difference between $@ and $* in UNIX Shell script

Google,

3 27337

I want to send pop-up message to samba users when they access the shared folder.... for eg: i want to tell them (dont copy mp3 and video files)

2 7468

how to see the system configuration in your linux system?

7 14260

How to reset root password via command Redhat 5.2

13 21760

What is the difference between semaphore and spinlock?

1 6642

Tell me the 5 differences between Linux and Unix?

4 10647

What is the difference between RedHat linux and Fedora and Ubuntu?

CSC,

3 14463

what is nis server?

IBM,

4 13059

I have accidently deleted my fstab... how do i recover/ regenerate the file?????? in rescue mode i cannot create a new file since the filesystem is readonly and could not mount in readwrite mode ?????????

IBM,

6 27431

How to get microseconds of system time from Redhat Linux 4.0

2 6548

how to call recursive grep function?

2 7097

am installed windows and later i installed ubuntu i want to unistall ubuntu can any one tel the procedure to uninstall ubuntu in my windows 7 please mail to me ---kiranpulsar2007@gmail.com and later i want to install ubuntu after uninstalling ubuntu tel the procedure for that also i dont know to patrition the hard disk drive please tel to them please reply

1 3935

Un-Answered Questions { Linux }

What is df command in linux?

1098

How to Initialize Semaphores?

1723

What stateless linux server? What feature it offers?

1044

How many types of ipc mechanism do you know?

961

How cp command works in linux?

1201

How to switch to a previously used directory?

972

What does pwd mean in linux?

1169

How do you change permissions under linux?

1110

What does the ps command do in linux?

1103

What is the command to see on which port which service is running?

1068

Can I get linux on my mac?

932

What does top do in linux?

1068

What is git command?

1031

Is linux really free?

897

How many threads can run on a single processor?

866

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