1. Explain the actions perfomec by fork 2. Explain the return values from the fork) function from from the point of view of the parent and child process 3. What attributes from the child and parent process are different? 4. What function is used to get the ID of a process? 5. What function is used to get the ID of the parent process? 6. What is a process image? 7. What happens to the original process image when exec() is called? 8. What are the differences among the family of exec() functions? 9. Explain the exec() family functions 10. Explain the id t waitpid (pid t pid, int *status-ptr int options) function 11. Explain the parameters of previous function 12. Explain the pid t wait (int *status-ptr) function 3. Explain its difference with waitpid)