Computer History

The first Generation

The first computers used vacuum tubes for circuitry and magnetic drums for memory, and were often enormous, taking up entire rooms. They were very expensive to operate and in addition to using a great deal of electricity, generated a lot of heat, which was often the cause of malfunctions.
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The Second Generation

The transmitter was invented in 1947 but did not see widespread in computers in until the late 1950's. The transmitter was better than the Univac because it took up less space in a room.

Alan Turing

Alan Turing made the the universal Turing Machine. He died by putting cyanide poisoning in to an apple and bite it because he was gay. In the WW2 Alan Turing was a codebreaker who helped break codes in the war
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