1. Windows 7
1.1. Pros:
1.1.1. Improved task bar- larger icons, placeable task bar icon order,preview and full-screen preview before switching to window.
1.1.2. Share music and videos
1.2. Cons:
1.2.1. The big Windows 7 books I read day that window 7 upgrade is not a wise idea,and to go with windows 7 certified systems and 7 certified hardware.
1.2.2. It is possible that the run menu item is still gone from the start menu,given that it was disabled in Vista
2. Mac OS X
2.1. Pros:
2.1.1. Good Design
2.1.2. Very hard to get Viruses because of the amount of security it has.
2.2. Cons:
2.2.1. Price is very high compared to any other system.
2.2.2. General instability due to the shear number of possible configurations.
3. Google Chrome OS
3.1. Pros:
3.1.1. A lot of browsing space
3.1.2. speed is fast
3.2. Cons:
3.2.1. No support for AD block plus
3.2.2. No in-built smooth scrolling option
4. Ubuntu
4.1. Pros:
4.1.1. Can access the files applications and system preferences from the dock.
4.1.2. Can add lots of apps and scroll the dock upwards and downwards
4.2. Cons:
4.2.1. Right now there is no way to customize the docks
4.2.2. It's not possible to get rid of the rash bin or the short cuts applications,files,and folders.
4.3. Ubuntu is a computer operating system based on the Debian GNU/Linux distribution and is distributed as free and open source software with additional proprietary software available. It is named after the Southern African ethical principle Ubuntu ("humanity towards others"). Ubuntu provides an up-to-date, stable operating system for the average user, with a strong focus on usability and ease of installation. Web statistics suggest that Ubuntu's share of Linux desktop usage is about 50%, and upward trending usage as a web server. Ubuntu is sponsored by the UK-based company Canonical Ltd.
4.4. http://gogeometry.com/software/ubuntu_linux_operating_system_mind_map_news.html
5. Laurita Moore Operating Systems
5.1. Operating System Definition
5.1.1. An operating system (OS) is a software consisting of programs and data,that runs on computers, manages computer hardware resources[1] and provides common services for the execution of various application software
5.2. Phone Operating Systems
5.2.1. iOS
5.2.1.1. Pros:
5.2.1.1.1. Better media playing
5.2.1.1.2. Apps are generally off a higher quality that other platforms
5.2.1.2. Cons:
5.2.1.2.1. Horrible notification system
5.2.1.2.2. No Option to choose different hardware
5.2.2. Symbian
5.2.2.1. Pros:
5.2.2.1.1. Widespread availability high device compatibility
5.2.2.1.2. Excellent Java support makes web gaming easy
5.2.2.2. Cons:
5.2.2.2.1. Most phones run old versions
5.2.2.2.2. Not much available in the way of downloading games
5.2.3. Android
5.2.3.1. Pros:
5.2.3.1.1. Multitasking
5.2.3.1.2. Good notification system
5.2.3.2. Cons:
5.2.3.2.1. Poor battery life
5.2.3.2.2. Horrible battery life
5.2.4. RIM
5.2.4.1. Pros:
5.2.4.1.1. Quick and somewhat stable
5.2.4.1.2. Searching tools is amazing.
5.2.4.2. Cons:
5.2.4.2.1. Web Browsing is slow
5.2.4.2.2. The system is slow
5.3. Sources 2011
5.3.1. http://packratstudios.com/index.php/2008/04/06/the-pros-and-cons-of-linux-windows-and-osx/
5.3.2. http://www.knowledgesutra.com/forums/topic/43159-pros-and-cons-of-mac-windows-and-linux/
5.3.3. http://linux.bihlman.com/2010/02/15/pros-and-cons-of-the-major-operating-systems/