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

Unix Interview Questions

Questions Answers Views Company eMail

What are raw sockets?

Axis Technologies,

4 15037

What command is used to execute system calls from exe?

Axis Technologies,

3 12287

What command is used to replace the existing string with some other?

TCS,

8 23587

What are Profilers?

Axis Technologies,

1 8008

How to connect oracle database from unix

Cap Gemini, IBM, Wirecard,

6 53471

What Command is used to make a directory?

IBM,

4 11574

Give Command that will move a single file called "unix.txt"

IBM,

7 14804

Give command that will make the file "run.sh" executable?

IBM,

10 22130

Give Command that will change the name of a directly from paypal to eBay

Alcatel, IBM,

3 12488

How does a user get the current date, time in UNIX?

IBM,

6 18349

What Command will remove a Directory in UNIX?

IBM,

8 21731

How does the user view the contents of a text file in UNIX?

IBM,

9 15179

What command will bring user back to their home directory in UNIX?

IBM, Wipro,

13 24685

What command a user use to view a long text file one page at a time in UNIX?

IBM,

8 18420

What command would users use to see what file one page at a time in UNIX?

IBM,

7 14928

Un-Answered Questions { Unix }

Name the unix command to find how many days the server has been up.

1167

What are the file permissions and access modes in unix?

979

What are drawbacks of ssh v2?

986

What is used to type command?

1067

What is the full form of unix?

923

What is s and g in sed command?

1122

What is $# in unix?

968

How is windows different from unix?

979

What does the metacharacter mean?

1142

What is the command to compare two files in unix?

1128

what is wrong with this interactive shell script?

991

Explain what is a fifo?

1012

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)?

1580

Is a form of interprocess communication in unix?

977

Explain what are the unix system calls for i/o?

933

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