Question

......operating system allow a user to run more than one application programs at the same time

Answer 1

Answer:

Explanation:

Multi-user: Allows two or more users to run programs at the same time. Some operating systems permit hundreds or even thousands of concurrent users. Multiprocessing : Supports running a program on more than one CPU. Multitasking : Allows more than one program to run concurrently.

Answer 2

Answer:

Multi-user: Allows two or more users to run programs at the same time. Some operating systems permit hundreds or even thousands of concurrent users. Multiprocessing : Supports running a program on more than one CPU. Multitasking : Allows more than one program to run concurrently