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What is UNIX and Linux?

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1,  History of UNIX

=> UNIX is an Operating System (OS).

=> UNIX was developed about 40 years ago i.e., 1969 at AT&T Bell Labs by Ken Thompson and Dennis Ritche.

=> It is a Command Line Interpreter. v It was developed for the Mini-Computers as a time sharing system.

=> UNIX was the predecessor of LINUX.

 2. History of  LINUX

=> LINUX was created by Linus Torvalds in 1991.

=> LINUX is a open source.

=> LINUX is a variant of UNIX.

3.   Why LINUX/UNIX?

=> LINUX is free.

=> Can view and edit the source code of OS v It is fully customizable.

=> Most Important Feature is Stability

=> 30Years to get the bugs

=> Important in shared environments and critical applications

=> LINUX has better security structure.

=> High Portability.

=>Easy to port new H/W Platform.

=>Written in C which is highly portable


Source: LINUX TUTORIAL 
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