Which of the following was the first widely used multiuser, multitasking OS?
A)MS-DOS
B)Mac System Software 6
C)Unix
D)Windows 3.0

Question

Quizplus · Accepted Answer

Unix was developed in the 1960s and was the first widely used multiuser, multitasking operating system. MS-DOS, Mac System Software 6, and Windows 3.0 were all developed later and did not have the same level of multiuser and multitasking capabilities as Unix.

Which of the Following Was the First Widely Used Multiuser