The ability of an OS to run more than one application at a time is called
Verified Answer
A. multitasking
B. object-oriented programming
C. multi-user computing
D. time-sharing
E. none of these
Explanation:
(A) Multitasking is an operating system feature that allows a single user to run multiple applications or processes concurrently by rapidly switching between them, giving the illusion of simultaneous execution. (B) Object-oriented programming is a paradigm. (C) Multi-user computing allows multiple users. (D) Time-sharing is a technique enabling multitasking. Thus, (A) multitasking is correct.