1. Operating System - Windows 7A Gertie Bosch, Maita Coronel, Minju Kim, Yerim Kim, Joy Nah, Erika Vispo

2. Windows 3.1

3. Features Better Support for MS-DOS Applications Protecting the system from application errors Providing tools and information to help developers write error-free applications Faster, more responsive user shell components Better Support for MS-DOS Applications Protecting the system from application errors Providing tools and information to help developers write error-free applications Faster, more responsive user shell components

4. Windows 95

5. Features Users get started quickly User-friendlier interface to work on Start Button Task bar provides information and access to the entire task Right mouse button Recycle Bin Windows Desktop Icons

6. Windows 98

7. Features Rearrange the start menu Customizing the Desktop New Paint Brush Internet Explorer 4.0 Faster Shutdown Help Desk New Backup Utility

8. Windows 2000

9. Features Increased support for different languages Introduced Windows Media Player On-screen keyboard Introduced games Microsoft Magnifier StickyKeys

10. Windows XP

11. Features Managing many of the most important elements of the operating system from a single interface Practically universal hardware support Fast User Switching Side-by-side Assembly Sharing Control Panel Categories

12. Windows Vista

13. Features Windows Sidebar and gadgets to have information such as weather and news Includes Parental Controls User Account Control Anti-phishing technology Automatically copy your files and settings from your old PC to your Windows Vista-based PC

14. Windows Mobile

15. Features Designed for use in smartphones and mobile devices Somewhat similar to the desktop version Easily back up your data to the web Rich web browsing experience Touch screen with slide-out keyboard