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

Linux Interview Questions

Questions Answers Views Company eMail

What is stack?

967

What utility would you use to replace a string ‘2001’ for ‘2002’ in a text file?

996

What is kernel? Explain the task it performs.

906

What is the major advantage of a hash table?

933

What are the techniques that you use to handle the collisions in hash tables?

1001

What utility would you use to cut off the first column in a text file?

929

After copying a file to a floppy disk, what should you do before removing the disk?

874

What would you use to edit contents of the file?

897

What does nslookup do?

915

You have a file called phonenos that is almost 4,000 lines long. What text filter can you use to split it into four pieces each 1,000 lines long?

1 1372

Please write a loop for removing all files in the current directory that contains a word ‘log’?

1 1417

How do you list all files in a directory, including the hidden files?

1 1423

You want to search for sale and sales. What regular expression should you use?

874

What is the fastest way to enter a series of commands from the command-line?

1112

Which command is used to check the number of files and disk space used and the each user’s defined quota?

1089

Un-Answered Questions { Linux }

How to find where a file is stored in linux?

1021

What are benefits of linux?

983

Why do we learn linux?

939

How do you open a command prompt when issuing a command?

1063

What is pthread_mutex?

814

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

1285

Does htop show threads?

861

How do I find the umask value in linux?

1018

How do I check if my cpu is overclocked?

1087

What is tty in linux process?

1093

Which command is used to terminate a process?

980

What is the default shell in linux called?

1017

why /etc/shadow file do not have any permission ?

1608

Does hair grow back thicker after threading?

836

What is basic linux?

984

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