Not to be confused with Compal Electronics. Compaq (a portmanteau of Compatibility And Quality; occasionally referred to as CQ prior to its final logo) was a company founded in 1982 that developed, sold, and supported computers and related products and services.
Windows Defender is a freeware program designed to protect against spyware and other unwanted software. Windows XP and Windows Server 2003 users who have genuine copies of Microsoft Windows can freely download the program from Microsoft's web site, and Windows Defender ships as part of Windows Vista and 7.
Windows is Microsoftâs flagship operating system, the de facto standard for home and business computers. The GUI-based OS was introduced in1985 and has been released in many versions since then, as described below. Microsoft got its start with the partnership of Bill Gates and Paul Allen in 1975.