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

Unix Interview Questions

Questions Answers Views Company eMail

What difference between cmp and diff commands?

1306

What is the difference between cat and more command?

1303

Write a command to kill the last background job?

1107

Which command is used to delete all files in the current directory and all its sub-directories?

1267

Write a command to display a file’s contents in various formats?

1214

What will the following command do?

1123

What is the use of the command 'ls -x chapter[1-5]' ?

1216

Is ‘du’ a command? If so, what is its use?

1155

List the system calls used for process management?

1093

explain about the initial process sequence while the system boots up?

1052

How would you kill a process?

1030

What is the working set of a process?

1026

What is the window of the working set of a process?

1070

Explain kernal and shell?

1072

Difference between the fork() and vfork() system call?

1012

Un-Answered Questions { Unix }

List a few significant features of unix?

1068

Explain about the directory representation in UNIX?

941

Is android unix like?

968

What is the property of unix?

1037

What is $# in unix?

965

Why was unix invented?

866

Why do we need unix shell scripting?

973

What pieces of information make up a socket?

957

Explain ‘library functions’ with respect to unix commands?

1175

Explain how to work unix commands on windows xp without installing unix o/s in pc?

972

What is a shell?

947

What is source unix?

913

How many root directories exist in unix?

1013

What is used to type command?

1064

Differentiate cat command from more command.

1156

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