UNIX Operating System Question:
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Explain UNIX fork() system call.

UNIX Operating System Interview Question
UNIX Operating System Interview Question

Answer:

The `fork()' used to create a new process from an existing process. The new process is called the child process, and the existing process is called the parent. We can tell which is which by checking the return value from `fork()'. The parent gets the child's pid returned to him, but the child gets 0 returned to him.

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