Author Question: The difference between preemptive and non-preemptive multitasking is ________. A) ... (Read 89 times)

humphriesbr@me.com · **on:** Jul 28, 2018

The difference between preemptive and non-preemptive multitasking is ________.

A) single-processor systems must use non-preemptive multitasking
B) non-preemptive multitasking must wait for a running process to voluntarily relinquish the CPU before running another process
C) non-preemptive multitasking can suspend a running process to allow another process to run
D) preemptive multitasking works for single- and multi-processor systems.

Question 2

Multiprocess or multiuser systems run in supervisor mode for all the following situations except ________.

A) when servicing and interrupt or exception B) when powering up
C) when running the operating system code D) when running application software