Operating System
by Arnulfo Murrieta
1. Definition:
1.1. The collection of software that directs a computer's operations, controlling and scheduling the execution of other programs, and managing storage, input/output, and communication resources.
2. What % use windows?
2.1. virous/security risks
2.2. 90%
3. Apple, OXS ,Leopard
3.1. big
3.2. more secure
4. Linux: Open Source, Free
4.1. New node
5. Cell Phone Operating System
5.1. New node
6. phone
6.1. New node
