hirist
#Linux .com
TOP 100LINUX
INTERVIEW QUESTIONS & ANSWERS
,hirist
.com
QUESTION 1
QUESTION
What is Linux and why is it so popular?
ANSWER
Linux is an operating system based on UNIX, and was first introduced by Linus Torvalds commonly used in servers.
It is based on the Linux Kernel, and can run on different hardware platforms manufactured by Intel, MIPS, HP,
IBM, SPARC and Motorola. Another popular element in Linux is its mascot, a penguin figure named Tux.
Popularity of Linux is because of the following reasons
• It is free and open source. We can download Linux for free and customize it as per our needs.
• It is very robust and adaptable.
• Immense amount of libraries and utilities
2
,hirist
.com
QUESTION 2
QUESTION
What is BASH?
ANSWER
BASH is short for Bourne Again SHell. It was written by Steve Bourne as a replacement to the original Bourne Shell
(represented by /bin/sh). It combines all the features from the original version of Bourne Shell, plus additional
functions to make it easier and more convenient to use. It has since been adapted as the default shell for most
systems running Linux.
3
, hirist
.com
QUESTION 3
QUESTION
What is the core of Linux Operating System?
ANSWER
The core of the Linux operating system is Kernel. It is broken down into Shell, Command, Script, and Terminal. Shell
is a command Line Interpreter, Command is user Instruction to Computer, Script is collection of commands stored
in a file, and Terminal is a command Line Interface.
4
#Linux .com
TOP 100LINUX
INTERVIEW QUESTIONS & ANSWERS
,hirist
.com
QUESTION 1
QUESTION
What is Linux and why is it so popular?
ANSWER
Linux is an operating system based on UNIX, and was first introduced by Linus Torvalds commonly used in servers.
It is based on the Linux Kernel, and can run on different hardware platforms manufactured by Intel, MIPS, HP,
IBM, SPARC and Motorola. Another popular element in Linux is its mascot, a penguin figure named Tux.
Popularity of Linux is because of the following reasons
• It is free and open source. We can download Linux for free and customize it as per our needs.
• It is very robust and adaptable.
• Immense amount of libraries and utilities
2
,hirist
.com
QUESTION 2
QUESTION
What is BASH?
ANSWER
BASH is short for Bourne Again SHell. It was written by Steve Bourne as a replacement to the original Bourne Shell
(represented by /bin/sh). It combines all the features from the original version of Bourne Shell, plus additional
functions to make it easier and more convenient to use. It has since been adapted as the default shell for most
systems running Linux.
3
, hirist
.com
QUESTION 3
QUESTION
What is the core of Linux Operating System?
ANSWER
The core of the Linux operating system is Kernel. It is broken down into Shell, Command, Script, and Terminal. Shell
is a command Line Interpreter, Command is user Instruction to Computer, Script is collection of commands stored
in a file, and Terminal is a command Line Interface.
4
