About Unix

About Unix

History of Unix:

• 1969 Bell Lab's develop a “Platform Independent“.
• Operating System that is know as "UNIX".

Features of Unix:

• Platform Independent.
• Open source not freeware.
• Small & simple program to use.
• All hardware define in form of files.
• Execution of multiple command is possible by using pipe( | ) symbol.

Distribution of Unix:

Company operating system

1. IBM AIX
2. HP HP/UX
3. SUN Microsystem Sun Solaris