Question

15. What was used in the second generation of computers?
a, Vacuum Tubes b.Transistors c.integrated Circuits d Artificial Intelligence
16. Which generation of computers used microprocessors?
a. 1" generation b.2nd generation c.3 generation d.4th generation
17. Who invented Mark-17
a, Lady Augusta Ada Lovelace b.John Mauchlyc. Herman Hollerith
d.Howard Alken
18. Who invented the first general purpose electronic digital computer?
a, J. Presper Presper Eckert b.John Mauchly c.Both a &b d. Herman
Hollerith​

Answer 1

Answer:

15.b) transistors

16.d)fourth gen

17.c) Herman hollerith

18.c) both a & b

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