Q690
When did IBM close the last of its punched card manufacturing plant?
A.
June, 1989
B.
December, 1984
AnswerC.
March, 1982
D.
November, 1979
E.
None of the above
Answer: Option B
Solution
Answer: Option B
Solution:
In December, 1984 IBM close the last of its punched card manufacturing plant. Semen Korsakov was the first to use punch cards in informatics for information store and search.