What is multiprogramming directed by?

Answer 1

Multiprograming is way to run multi programs simultanteously.It give you feel that all your programs running simultaneously.For example windows is a multiprogramming environment in which you could run many programs simultaneously.

Deep_viewActually,operating system create threads for each program you initiate.And according to

prescribed algorithms,all threads get a prescribed time slot for each thread to executive.As the time slot is in millisecond user cant get the idea that one program stoped and another

start running.Turn by turnt