History of Computers

By brendenjenkins_

  • First Computer

    First Computer
    Colossus was the name of a series of computers developed for British codebreakers in 1943-1945 to help in the cryptanalysis of the Lorenz cipher. Colossus used thermionic valves (vacuum tubes) and thyratrons to perform Boolean and counting operations. Colossus is thus regarded[1] as the world's first programmable, electronic, digital computer, although it was programmed by plugs and switches and not by a stored program.

  • First Computer Mouse

    First Computer Mouse
    The computer mouse as we know it today was invented and developed by Douglas Engelbart, with the assistance of Bill English, during the 1960's and was patented on November 17, 1970.While creating the mouse, Douglas was working at the Stanford Research Institute, a think tank sponsored by Stanford University. The mouse was originally referred to as an "X-Y Position Indicator for a Display System." and was first used with the Xerox Alto computer system in 1973. Using the mouse Douglas was able to

  • First Desktop Computer

    First Desktop Computer
    Throughout the 1980s and 1990s, desktop computers became the predominant type, the most popular being the IBM PC and its clones, followed by the Apple Macintosh, with the third-placed Commodore Amiga having some success in the mid-1980s but declining by the early 1990s

  • First Laptop

    First Laptop
    The laptop was invented by Adam Osborne in 1981. It was called 'Osborne 1' and cost $1,795. It came bundled with $1,500 worth of programmes. It had a tiny computer screen built into it. It was invented by Osborne Computers.

  • First Computer Virus

    First Computer Virus
    Brain is the industry standard name for a computer virus that was released in its first form in January 1986,[1] and is considered to be the first computer virus for MS-DOS. It infects the boot sector of storage media formatted with the DOS File Allocation Table (FAT) file system. Brain was written by two brothers, Basit Farooq Alvi and Amjad Farooq Alvi,[2] from Lahore, Punjab, Pakistan.