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

Linux Interview Questions

Questions Answers Views Company eMail

How can I check the exit status of my previous command in Linux operating system?

SwanSoft Technologies,

943

How can we increase disk read performance in single command in Linux operating system?

Winsol Solutions,

1089

How often do you use grep command and how in Linux operating system?

Arigo Infotech,

1070

What command used for showing user info like Login Name, Canonical Name, Home Directory,Shell etc in Linux?

UGC Corporation,

1104

What is Syntax of any Linux command?

UGC Corporation,

1125

What are the various IPC mechanisms? Why is message passing costlier than semaphore?

Tech Mahindra,

1034

Explain about gzip filename?

934

Brief about the command ff?

1051

Brief about the command kill PID?

1034

Explain about lpr filename?

1055

Brief about FTP hostname?

1044

Explain about the command lynx?

1060

Explain about sh?

946

Brief about finger username?

923

Explain about chmod options filename?

1074

Un-Answered Questions { Linux }

What is a socket in linux?

883

What does fsck do in linux?

823

Why echo is used in linux?

985

Can we overload run method of thread?

791

Enlist some linux distributors (distros) along with its usage?

878

What is sem_post?

840

Which command is used to see the online manual?

1049

Does freenas really need 8gb ram?

884

What is the best cpu stress test?

910

Which processor structure is pipelined?

841

Which of the quoting or escape characters allows the dollar sign ($) to retain its special meaning?

817

Why mutex is faster than semaphore?

880

cd home to get back to your home-directory. State Whether True or False?

830

How process is created in linux?

846

Which thread method is called when a thread starts?

764

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