operating systems
저자: Ariana Sandoval
1. 90% use Windows
1.1. Pros:
1.2. Takes up a lot of memory
1.3. Focus on Windows 7
2. Apple, OSX, Leopard
2.1. Big, has better security than Windows
2.2. Cons:
3. Linux: Open Source Free
3.1. Pros:
3.2. Cons:
4. Operating System Definition
4.1. software that controls the execution of computer programs and may provide various services
5. Cell phone Operating Systems
5.1. Android
5.2. Symbian and Android
