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Tagged with unixoperating-systems
3 questions
3votes
1answer
135views
Kernel operation
I'm trying to grasp the concept of an operating system at the moment (on Unix-like machines) The kernel is the process with PID 0. Of course the Kernel is not really "just another process" because a ...
- 821
3votes
1answer
666views
Why do we need fork to create new process
In Unix whenever we want to create a new process, we fork the current process i.e. we create a new child process which is exactly the same as the parent process and then we do exec system call to ...
- 199
25votes
8answers
4kviews
Any basic difference between Unix and Linux in design and other aspects? [closed]
I keep reading this sentence: Linux is a Unix-like system, but it is not Unix. I don't know what's the real difference between the two. I know Linux got a lot of ideas from Unix and the licenses of ...
- 2,075
