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?

1174

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

2258

Differentiate cat command from more command.

1154

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

1409

What does this command do? Cat food 1 > kitty

1588

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 2520

What command will change your prompt to myprompt?

1332

Differentiate cmp command from diff command.

1173

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

1232

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

1251

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

1228

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 is the use of the tee command?

1099

What is command substitution?

1374

Differentiate multiuser from multitask.

1019

Un-Answered Questions { Unix }

Can multiple sockets use the same port?

870

Enlist some filename manipulation commands in unix.

1162

What are the features of unix?

960

How does shebang work?

1070

What are the pros/cons of select(), non-blocking I/O and SIGIO?

1363

How to find a file in unix?

978

Can a single socket port be used for multiple applications?

889

What are the features and benefits of unix?

931

Which is a form of interprocess communication in unix?

874

Explain about shell aritmetic operators and functions?

1022

Which command should you use to find the remaining disk space in unix server?

1312

What is the size of time_t?

1219

what is difference between milestone and run-levels in Solaris ?

3097

How can you kill a process in unix?

924

How to find out what processes are running in the background in unix?

978

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