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

Linux Interview Questions

Questions Answers Views Company eMail

Explain getopts command of linux?

1185

You read an article that lists the following command: dd if=/dev/fdo bs=512 of=/new what does this accomplish?

1073

Explain trap command of linux?

1096

In order to improve your system’s security you decide to implement shadow passwords. What command should you use?

993

In order to display the last five commands you have entered using the fc command, you would type?

965

You wish to restore the file memo.ben which was backed up in the tarfile mybackup.tar. What command should you type?

987

You attempt to delete a file called sales.mem using the rm command but the command fails. What could be the problem?

1122

You have a tab delimited file called phonenos and want to change each tab to four spaces. What command can you use to accomplish this?

1112

How can you copy lines into the buffer in command mode?

1135

Explain shift command of linux?

1160

What command should you use to check your file system?

1073

What are the process states in linux?

861

Explain each system calls used for process management in linux.

922

You have a file called docs.z but do not know what it is. What is the easiest way to look at the contents of the file?

958

Which transistor is used in each cell of eprom?

979

Un-Answered Questions { Linux }

Where linux is used?

939

What is vnc?

1088

How do I list all processes in linux?

1033

Write a command that will do the following: -look for all files in the current and subsequent directories with an extension c,v -strip the,v from the result (you can use sed command) -use the result and use a grep command to search for all occurrences of the word orange in the files.

1460

I am using RedHat 6.3 in I wanna to install and configure zimbra mail. Can anybody tell me what are the RPM packages required for zimbra mail ? Where can I get those RPM packages ?

1801

What are Private IP Numbers?

1269

What is gnu in linux?

1093

How do I find the ip address of a mac address in linux?

903

Is ios based on bsd?

1016

What is the root account?

911

How do I start ms dos?

988

How do I install linux?

874

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

1086

How to recover /etc/passwd file and /etc/shadow file?

1029

What are the different modes when using vi editor?

986

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