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

Linux Interview Questions

Questions Answers Views Company eMail

how to see unallocated hard disk space on linux

HCL,

12 55951

How to schedule cron backup to run on 4th saturday of month??

HCL,

11 18880

what is the difference between semaphore, mutex & spinlock?????

Patni,

1 31090

Write a command to find all of the files which have been accessed within the last 30 days.

Mphasis, TCS,

8 19874

How to check all open ports on linux machine and block unsed ports????????

Tech Mahindra,

7 32380

how to install linux OS? pls send step by step

3 9386

How to give the root permision to users?

Wipro,

3 11237

if root user forget the password how to change it?

Wipro,

4 14873

What is the Diffrent between Redhat linux And suse linux

Wipro,

2 16315

linux system its not booting up its showing groub error what i need to do?

Wipro,

4 10347

how to configure ftp server on redhat linux?

Infosys,

9 49062

how to configure sendmail server on red hat linux version 4 and what and all we Require?

Wipro,

3 12003

what is nis server

13 45659

what is samba, what is configuration file, how it will work?

Wipro,

3 9549

what is iptabe on redhat linux?

CDAC,

3 8594

Un-Answered Questions { Linux }

Why is linux better than windows?

901

How to Close Sockets?

1453

Write a command that will look for files with an extension "c", and has the occurrence of the string "apple" in it.

1730

What are the examples of simple command?

1087

What could possibly be the problem when a command that was issued gave a different result from the last time it was used?

960

What is Mapped Memory?

1446

What is a linux process?

944

Which field is used to define the user’s default shell?

820

What is the maximum length for a file name in Linux?

842

Which linux is best for mac?

862

How to exit from vi editors?

902

Does avg work on linux?

861

What is the ipc 610?

985

What is gnu in linux?

1029

Is Linux Operating system virus free?

901

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