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

Linux Commands Interview Questions

Questions Answers Views Company eMail

what is the difference between RHEL4 & RHEL5?

TCS,

3 11281

i dont know root password then this situation can we change or break root password to ant process

5 7559

How to block the message in wall command some students are send messages to all in the lab. please help me

5 14114

1. Why "d" is postfix in almost every service name of Linux like httpd, dhcpd? 2. how to restrict su & ssh services for some users? 3. how can we configure a default gateway for 10 n/w cards in a server?

6 8677

Write a cron entry for the following scenario:- At 10:30 AM for every Sunday of every 1st month of a quarter.

HP, IBM,

7 13624

who invented unix?

Wipro,

3 8715

what are the init levels in Linux?

3 6753

Explain Backup Managment commands in Linux.

5 8502

Compare between SYS V launched processes and Xinetd processes in Linux.

1 4692

What command can you use to review boot messages?

TCS,

3 9203

What command you execute to display the last five commands you have entered?

4 10098

Which two commands can you use to delete directories?

2 7009

our wish to print the file vacations with 60 lines to a page. Which command will accomplish this?

2 4449

To move /home/ben/memos dir in /home/bob/memos, what is the result by mv /home/ben/memos /home/bob

4 6317

What is the command to list ALL (hidden also) files of current directory & it’s subdirectories?

6 9192

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Un-Answered Questions { Linux Commands }

What command used for showing user info like Login Name, Canonical Name, Home Directory,Shell etc..?

1159

What is c++ makefile?

942

How can I type in cmd?

929

How do you save a file in linux?

1137

How do you check which file consuming more space in linux?

1014

List the three main parts of an operating system command?

926

What does rmdir do in linux?

975

How can we increase disk read performance in single command in Linux operating system?

1134

How do you know which shell I am using in linux?

1077

Which command is used to check the number of files and disk space used and the each user’s defined quota?

1051

What is cpu in linux?

1058

What is ll command in unix?

1078

How do I do a whois search?

938

What are the 4 kinds of sentences with examples?

1033

You want to know how many lines in the kickoff file contains ‘prize’. Which of the following commands will produce the desired results?

1007

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