2. Name the following: (1) The first known calculating aid. (2) The inventor of Stepped Reckoner. (3) The programmable computing device designed by Babbage. (4) A stiff card with holes punched to input data. (5) The first programmable electronic computer. (6) The electronic device which replaced vacuum tubes. (7) The VLSI chip invented by Ted Hoff.
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Answer:
solid - state transitor
Explanation:
I know the 6 one
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