What was the first widely adopted commercial UNIX?
A) AT&T System V
B) Berkeley Software Distribution
C) Linux
D) Sun Solaris

Question

Quizplus · Accepted Answer

AT&T System V was the first widely adopted commercial UNIX, released in the early 1980s. While Berkeley Software Distribution (BSD) was also widely used, it was not a commercial version of UNIX. Linux and Sun Solaris were developed later, in the 1990s.

What Was the First Widely Adopted Commercial UNIX