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

Linux Commands Interview Questions

Questions Answers Views Company eMail

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

966

Which command will show you free/used memory?

934

What does the command env do?

954

What does comm do and how to use it?

940

Describe the mknod command and when you’d use it.

1029

What does grep command do?

978

What does uname command do?

1084

What is the command to calculate the size of a folder?

982

What is the pwd command?

943

What is grep command?

895

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

1682

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

1180

How do you execute more than one command or program from a single command line entry?

926

How does case sensitivity affect the way you use commands?

1103

Write a command that will display all .txt files, including its individual permission.

2723

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Un-Answered Questions { Linux Commands }

What is command grouping?

993

What is the difference between kill and kill in linux?

1247

What does umask 077 mean?

951

What is s in permission linux?

988

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

1020

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

966

What is ll command in unix?

1022

What are grep commands?

999

Is cmake a compiler?

1003

What does && mean in bash?

1004

What command do you type to find help about the command who?

918

How do I check my cpu speed?

1009

Which of the following tasks cannot be accomplished with the touch command?

896

What signal is ctrl c?

913

Why is it called bash?

859

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