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A Little Windows History

As you surely know, Windows is a graphical user interface (GUI) and operating system (OS) that is the heart and soul of your computer. While Windows was once a toy (I remember when people bought Windows mainly because of the graphical word processor and paint program it included), it’s now an essential element in your computing experience.

When Windows first hit the market in 1985, it was actually a shell that sat upon the increasingly shaky foundations of MS-DOS (see Figure 1.1). Early versions were frequently used as menuing systems for launching MS-DOS programs, as programs that required Windows were quite scarce for several years.


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