When Windows first came out, it didn't support true preemptive multitasking. "Cooperative multitasking," on the other hand, was created by the people who made Windows. This meant that each program had...

When Windows first came out, it didn't support true preemptive multitasking. "Cooperative multitasking," on the other hand, was created by the people who made Windows. This meant that each program had to give up control of the CPU at regular intervals so that the Windows dispatcher could run a waiting program. A disadvantage of this method is that it takes a lot of time.