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?

1213

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

2309

Differentiate cat command from more command.

1199

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

1448

What does this command do? Cat food 1 > kitty

1630

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 2600

What command will change your prompt to myprompt?

1382

Differentiate cmp command from diff command.

1230

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

1267

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

1319

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

1269

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)?

1622

What is the use of the tee command?

1151

What is command substitution?

1469

Differentiate multiuser from multitask.

1054

Un-Answered Questions { Unix }

What is difference between unix and windows?

1030

What is the comma to display different lines that are found when compare two files?

1240

What are reported commands?

1188

What can you tell about shell variables?

1002

What are the general commands in using unix os for a beginner?

1213

What is the ‘nohup’ in unix?

991

Differentiate between absolute and related path?

1642

What is ipc port?

1053

What is a filter in unix? Give an example.

966

Is unix only for supercomputers?

922

Explain command to view process running?

1173

Explain a zombie?

1100

Is unix the first operating system?

979

How many sockets can a port have?

905

What do you understand by unix shell?

1061

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