Operating Systems

1. About 90% of people use windows operating systems

2. Linux: Open Source, Free

2.1. More than 80% of desktop computers in the world run some sort of Windows operating system

2.2. General instability due to the possible configurations

3. Apple, OSX, Leopard

3.1. More powerful than Windows due to its UNIX base

3.1.1. New node

3.2. Less Support

4. Definition:Operating system is software which interfaces with hardware such as memory, disks, optical media and network. Read more: http://www.justanswer.com/questions/1gjmg-define-operating-system-software#ixzz0WUT4xbVz

5. Cell phone Operating Systems

5.1. Java