Answer ( 1 )

  1. Windows XP
    Windows 7
    Windows 8
    Mac oS
    Linux
    Unix
    Android
    Anti virus
    Disk formatting
    Computer language translators
    —————————————
    Application Software :

    Microsoft Office
    Adobe photoshop
    Audacity
    Inkscape
    Visual studio
    VLC media player
    Jet audio
    Picasa
    Google chrome
    Tally

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