COMPUTER HISTORY AND EVOLUTION
DEVELOPMENT OF COMPUTERS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Transistors and Vaccum tubes
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Mouse and keyboard
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Pen drive and DVD
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CPU and Printer
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Detailed explanation-1: -It is used as a switch, amplifier or display screen (CRT). Used as on/off switches, vacuum tubes allowed the first computers to perform digital computations. Although tubes made a comeback in high-end stereo components, they have long since been abandoned for TVs and computer monitors.
Detailed explanation-2: -The revolutionary MIT Whirlwind computer used about 5, 000 vacuum tubes and, in the mid-1950s, was among the most powerful computers in the world.
Detailed explanation-3: -The first generation of computers depended upon the invention of vacuum tubes; for the second generation it was transistors; for the third, it was the integrated circuit; and the fourth generation of computers came about after the invention of the microprocessor.