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No. This is a common misconception. The source code to Unix operating systems has traditionally been licensed to vendors, but the code was never made available to most users. Some of the code from Unix systems prior to System III was released under a BSD license in 2002, but most System III and later code is still proprietary.
What else can I help you with?
Is UNIX a operating system?
Yes. UNIX is a computer operating system.
Is unix a realtime operating system?
Some versions of Unix are oriented towards real time applications, and processes in Unix can be "promoted" to real time status if desired. Other than that, you would have to define more precisely what you mean by real time for an operating system.
Is Unix system software?
Yes, Unix is system software. It is a kind of operating system.
Was linex operating system used before the unix system?
Unix came first; Linux is a clone of the Unix Operating System.
Is UNIX considered to be a network operating system?
In the legal sense, no. Unix is an operating system and has the components of an NOS (Network Operating System) but it not considered just a network operating system.
Difference between unix and windows?
unix is a multiuser operating system but widows is a single user operating system.
What does POSIX real time Thread specification define?
"Portable Operating System Inferance (for Unix)
What is concurrency in Unix?
the unix is a form of group in operating system
Why is GNULinux called a unix-like operating system?
GNU/Linux is a 'Unix-like' operating system because it was based on Unix, and is similar in many ways.
Was Unix the first operating system?
No.
What is the difference between UNIX and other operating system?
Unix is a multi user, multi processing and multi tasking operating system
What is kernel in UNIX operating system?
kernel is everything in unix os
