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Computer Fundamentals - Engineering

Q1:

The first electronic digital computer contained?

A Electronic valves

B Vacuum tubes

C Transistors

D Semiconductor memory

E None of the above

ANS:B - Vacuum tubes

ENIAC (Electronic Numerical Integrator and Calculator) was the first general purpose electronic digital computer developed by John W. Mauchly and J. Presper Eckert in 1945. It was a very large machine weighing about 30 tons and containing about 18000 vacuum tubes. It used decimal numbers for its operation rather than binary numbers.