Question

What is parent process and child process?

Answer 1

Answer:

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Explanation:

A parent process is one that creates a child process using a fork() system call. A parent process may have multiple child processes, but a child process only one parent process. On the success of a fork() system call: The Process ID (PID) of the child process is returned to the parent process.

Answer 2

Explanation:

A parent process is one that creates a child process. A parent process may have multiple child processes but a child process only one parent process. On the success of a fork() system call, the PID of the child process is returned to the parent process and 0 is returned to the child process.