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

Unix Interview Questions

Questions Answers Views Company eMail

Enumerate some of the most commonly used network commands in unix?

1103

How does the system know where one command ends and another begins?

2173

Differentiate cat command from more command.

1084

Is there a way to erase all files in the current directory, including all its sub-directories, using only one command?

1336

What does this command do? Cat food 1 > kitty

1530

Write a command that will output the sorted contents of a file named in.txt and place the output in another file named out.txt, while at the same time excluding duplicate entries.

1 2435

What command will change your prompt to myprompt?

1252

Differentiate cmp command from diff command.

1103

What are the differences among a system call, a library function, and a unix command?

1148

Write a command that will allow a unix system to shut down in 15 minutes, after which it will perform a reboot.

1140

Write a command that will display files in the current directory, in a colored, long format.

1156

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)?

1512

What is the use of the tee command?

1054

What is command substitution?

1266

Differentiate multiuser from multitask.

966

Un-Answered Questions { Unix }

Can a single socket port be used for multiple applications?

835

What is grep family in unix?

877

What are the various ids in unix processes?

859

Does mac use unix?

888

Give the command for finding the current date.

1036

What is the file in unix?

864

What is nr in awk command?

1133

How to protect a process from others to kill?

895

What is the functionality of a top command?

1051

What is daemon?

966

How do I show only directories in unix?

994

Explain what is scheduling?

1000

Who owns the unix trademark today?

855

Name the data structure used to maintain file identification?

950

How do you start and stop services in unix without using admin console?

998

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