History of Computers (Some dates are wrong due to we had to pick a date)

  • Period: 1100 BCE to 1100 BCE

    Abacus

    Earliest calculating device
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    FIRST COMPUTER INVENTED

    invented by Charles Babbage
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    Silicon Discovery!

    Baron Jons Jackob Berzelius discovers silicon (Si), which is one of the basic part of processors.
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    First programmable computer

    The Z1 was created by Konrad Zuse
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    First electrical programmable computer

    Developed by Tommy Flowers,and first appeared in December 1943. It was used to read encrypted German codes.
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    Williams Tube

    Professor Fredrick C. Williams created the first random access computer memory
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    First stored program computer

    EDSAC performed its first calculation on May 1st. Around the same time Mark1 was built at the Victoria University of Manchester.
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    First stored program computer2

    UNIVAC 1101 or ERA 1101 was the first computer that stored and run a program by memory.
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    First computer with RAM

    Whirlwind machine was the first computer with RAM and real-time graphics.
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    HardDisk

    invented by IBM
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    First desktop computer

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    First Computer Connected

    BBN installed the first Interface Message Processors at UCLA and by the end of 1969, 4 computers were connected
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    Mouse

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    FLOPPY DISK

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    CD ROM

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    Windows 1.0

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    Windows 2.0

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    USB

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    First major OS release

    Apple OS X 10.0