单选题：A system is ______ a system that allows the CPU to execute mult

A system is ______ a system that allows the CPU to execute multiple jobs by switching among them, but the switches occur so frequently that the users can interact with each program while it is running. @[C](1)
A. multiprogramming
B. application
C. multitasking
D. networking





A.multiprogramming
B.application
C.multitasking
D.networking


答案：C