Question

Which technique is used by operating systems to execute several programs concurrently by switching back and forth
A. Partitioning
B. Multitasking
C. Windowing
D. Paging

Answer 1

hey here is your answer :-

"MULTITASKING"

This technique is used by operating system to execute several programme concurrently by switching back and forth .

so, option (b) is correct.

so, option (b) is correct.hope it helps u..☺❤☺✨