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

Unix Interview Questions

Questions Answers Views Company eMail

What is a Region?

1 4366

What are the events done by the Kernel after a process is being swapped out from the main memory?

2618

What do you mean by u-area (user area) or u-block?

6 27214

What is Fork swap?

Infosys, SSI Small Scale Industries,

1 4910

What is Expansion swap?

KISSI,

1 7946

What are the processes that are not bothered by the swapper? Give Reason.

1 4596

What do you mean by nice value?

4 11193

How to setup display for a remote system?

3 6625

How to remove weird filenames?

1 5293

What are the Unix system calls for I/O?

4 12934

Describe the mount and unmount system calls?

2 13285

Describe the initial process sequence while the system boots up?

4 11576

What are various IDs associated with a process?

4 12519

What are the system calls used for process management:

5 21071

what does a process mean?

Infosys,

7 13277

Un-Answered Questions { Unix }

What is difference between grep and find command in unix?

1217

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

1015

How to move files from one directory to other in unix?

962

What is alias mechanism? Explain.

990

How can you see the command line history?

1143

How is windows different from unix?

972

How many sockets can a cpu have?

843

Please explain fork() system call?

994

Write a command that will find all text files in a directory such that it does not contain the word "amazing" in any form (that is, it must include the words amazing, amazing, or amazing)?

1572

What does the “echo” command do?

1156

What is the command to view process running?

1113

What is hardlink and softlink in unix?

982

Give a brief idea about representation of devices in unix.

990

How does unix operating system works?

973

What do you mean by unix operating system?

907

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