Read

the following C program and answer the questions :

1 - After calling this program, how many processes exist?

2 - What distinguishes the parent

from the child?

3 - What is the purpose of the wait() system call in

a parent process?

4 - After execv("/bin/date", args), what

happens to the child’s original code?

5 - If /bin/date does not exist, what will happen?