Q994
The light pen was developed in
A.
1942
B.
1976
C.
1955
AnswerD.
1992
E.
None of the above
Answer: Option C
Solution
Answer: Option C
Solution:
The first light pen was created around 1955 as part of the Whirlwind project at MIT. During the 1960s light pens were common on graphics terminals such as the IBM 2250, and were also available for the IBM 3270 text-only terminal.
Source : wikipedia.org