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

Linux Interview Questions

Questions Answers Views Company eMail

difference between Tcp and udp

5 16600

Who owns the data dictionary?

2 11430

Where is standard output usually directed?

2 8890

You want to create a compressed backup of the users' home directories. What utility should you use?

5 12060

What utility can you use to automate rotation of logs?

2 8793

What command can you use to review boot messages?

6 20834

What is the minimum number of partitions you need to install Linux?

30 55511

What is the name and path of the main system log?

3 16158

What text filter can you use to display a binary file in octal numbers?

1 6408

What is the complete name of the default configuration file for LILO?

1 6971

What file should you examine to determine the defined runlevels for your system?

7 15125

What is LILO?

Cisco,

11 20636

What is the most graceful way to get to run level single user mode?

Cisco,

9 16674

What does the following command line produce? Explain each aspect of this line. $ (date ; ps -ef | awk {print $1}' | sort | uniq | wc -l ) >> Activity.log

Cisco,

4 10561

What are the Advantages and disadvantages of script vs compiled program?

2 18906

Un-Answered Questions { Linux }

What is socket connection?

843

Does hyperthreading reduce performance?

815

How linux is better than windows?

863

Which command is used to see the online manual?

1083

What is the difference between clang and llvm?

1046

What does chmod +x filenamedo?

923

What does p mean linux?

988

What is gentoo linux based on?

885

Are threads independent?

767

Is linux affected by viruses?

933

How do you kill program using one port in Linux?

915

What is pthread in linux?

812

How do you do nslookup?

1004

How many goroutines are in a thread?

808

How can you find the status of a process?

858

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