Question 1

Which among the following are not the children of Swapper or Scheduler?

Accepted Answer

Process Dispatcher,Vhand,Dbflush are the children of Scheduler

Question 2

main() { fork(); printf(“Hello World!”); } Output for the above unix program is

Accepted Answer

The fork creates a child that is a duplicate of the parent process. The child begins from the fork().All the statements after the call to fork() will be executed twice.(once by the parent process and other by child). The statement before fork() is executed only by the parent process

Question 3

Which among the following is a system call used for process management

Accepted Answer

All the above listed are the System calls for process management

Operating Systems Questions