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

Unix Interview Questions

Questions Answers Views Company eMail

Explain what is inode?

1027

How do we change file access permissions?

1181

Explain how do we change file access permissions?

987

Explain how do you create special files like named pipes and device files?

990

How would you identify daemons in unix?

1027

How to give execute permission for a file in unix?

1057

What is Process id in unix?

1050

What is Thread dump in unix?

1053

How to null a file in unix?

1216

How to find a file in unix?

1018

What happens when we execute a unix command?

1192

How to write the program on full-duplex communication on bidirectional(e.g using two pipes)?

1052

Please describe the initial process sequence while the system boots up?

1073

What is the condition required for dead lock in unix system?

1014

Max relax-able permission value with out giving write permission to others?

1069

Un-Answered Questions { Unix }

. Using sed and grep, write a command which lists files and directories with following properties: (i) created in 1999 (ii) with user's as owner and group

2717

How to find a file in unix?

1018

Is unix cli or gui?

922

What is awk good for?

1188

In unix, what is echo used for?

1074

Why is it that it is not advisable to use root as the default login?

1030

What are the devices represented in unix?

996

What command is used to check the current users?

1170

What is delayed write in unix?

977

How do I show hidden files in unix?

948

Explain what are links and symbolic links in unix file system?

1017

Explain mount and unmount command.

1273

What do know about tee command and its usage?

1241

What is ps1 and ps2 in unix?

1045

What is used to type command?

1096

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