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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Why didn’t vacuum tubes get used in computers until the 1940s?
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The technology didn’t exist
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No one had thought about it until then
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They had been too expensive up to that point
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They were too fragile
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Explanation:
Detailed explanation-1: -By 1948, the invention of the transistor drastically changed the computer’s development. The transistor replaced the cumbersome vacuum tube in televisions, radios and computers.
Detailed explanation-2: -Until the mid 1950s all electronic devices used vacuum tubes. Failures were frequent because of the limited lifetime of the heating filaments and massive power requirements of the tubes.
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