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.
What is cmd.exe doing on my computer? cmd.exe allows access to the Microsoft Windows Command Prompt, also known as Microsoft DOS. To-date, cmd.exe is a 32-bit command prompt used in Windows NT, 2000, and XP and offers disk and file maintenance functions to your computer as well as network functions. This program is a non-essential system process, but should not be terminated unless suspected to be causing problems.