what are some different versions of windows 7
Windows 7 editions Windows 7, a major release of the Microsoft Windows operating system, was available in six different editions: Starter, Home Basic, Home Premium, Professional, Enterprise and Ultimate. Only Home Premium, Professional, and Ultimate were widely available at retailers.[1] The other editions focus on other markets, such as the software development world or enterprise use. All editions support 32-bit IA-32 CPUs and all editions except Starter support 64-bit x64 CPUs. 64-bit installation media is not included in Home-Basic edition packages, but can be obtained separately from Microsoft.
Uptime Users of Windows Vista, Windows 7 and Windows 8 can see uptime in Windows Task Manager under the tab Performance. The uptime format is DD:HH:MM:SS
Computer data storage Data are encoded by assigning a bit pattern to each character, digit, or multimedia object. Many standards exist for encoding (e.g., character encodings like ASCII, image encodings like JPEG, video encodings like MPEG-4).
Denial-of-service attack A wide array of programs are used to launch DoS-attacks.