Multiple choice

To simulate the command system, which of the system calls -fork, wait, and execl is/are to be used?

  1. fork and wait

  2. fork, wait, and execl

  3. fork and execl

  4. wait and execl

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

This is the corrcet answer, i.e. all three- fork, wait and execl are to be used to simulate the command system.