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?

902

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

944

What is kernel? Explain the task it performs.

854

What is the major advantage of a hash table?

877

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

960

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

891

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

825

What would you use to edit contents of the file?

842

What does nslookup do?

883

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 1305

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

1 1354

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

1 1359

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

835

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

1067

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

1050

Un-Answered Questions { Linux }

How do I enable linux on windows?

936

Can we use linux and windows together?

788

Which command will show you free/used memory? Does free memory exist on linux?

1030

What is an a record, an ns record, a ptr record, a cname record, an mx record?

897

What is mtime and ctime in linux?

877

What is shell scripting commands?

1189

How do we store an application’s documentation?

952

What daemon is used for scheduling of the commands?

1012

What is tty name?

945

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

825

What is linux and its advantages and disadvantages?

979

Is ios based on bsd?

958

What is thread and process?

821

Is linux still relevant?

819

What is finger command in linux?

1051

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