c) Choose the correct answer.

c) Choose the correct answer.

1. British scientists invented a way of multiplying and dividing.

a) mechanical; b) electrical; c) optical

2. A new branch of mathematics, .... was invented in England and Germany independently.

a) mechanics; b) arithmetics; c) calculus

3. A young American clerk invented a means of coding by punched cards.

a) letters; b) data; c) numbers

4. Soon punched cards were replaced by... terminals.

a) printer; b) scanner; c) keyboard

5. Mark I was the first.... computer that could solve mathematical problems.

a) analog; b) digital; c) mechanical

6. J. von Neumann simplified his computer by storing information in a.... code.

a) analytical; b) numerical; c) binary

7. Vacuum tubes could control and... electric signals.

a) calculate; b) amplify; c) generate

8. The first generation computers were... and often burned out.

a) uncomfortable; b) uncommunicative; c) unreliable

9. Computers of the second generation used ... which reduced computational time greatly.

a) transistors; b) integrated circuits; c) vacuum tubes

10. Due to the development of the fourth generation... computers became possible.

a) microelectronics; b) miniaturization; c) microminiaturization