UNIX, operating system family powering most of modern computers, servers and smartphones has been created by

Steve Jobs and Steve Wozniak
Dennis Ritchie and Ken Thompson
Bill Gates and Paul Allen
Linus Thorvalds
Dennis Ritchie and Ken Thompson wrote original UNIX in 1969 and early 1970 at AT&T Bell Labs research center. It gained quick adoption in academia and business, and evolved into a family of both proprietary and free related versions and clones. Linux, Android, Mac OS X and iOS are also its derivatives.
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Steve Jobs and Steve Wozniak
Dennis Ritchie and Ken Thompson
Bill Gates and Paul Allen
Linus Thorvalds
answers
flagSwitzerland
10%
82%
3%
3%
29
flagCanada
18%
54%
18%
9%
11
flagthe United States
20%
52%
24%
4%
25
flagthe Netherlands
23%
46%
15%
15%
13
flagGermany
25%
41%
20%
12%
39
flagPoland
28%
32%
19%
19%
2420
flagthe United Kingdom
34%
27%
21%
16%
66
flagUnknown
29%
25%
18%
26%
374