Operating Systems

Operating Systems

1. Open Source

   • Free for any one to use
   • Code can be modified
   • No payment needed

2. Custom Written

   • Has specific features needed
   • Costs a great deal of money
   • Will get the exact software system needed
   • It takes a long time to develop

3. Off the shelf

   • Main software that is used at home
   • Relatively cheap
   • Easily available for most computer shops
   • Has been tested so it won't bug

4. Definition

   • An operating system is where the software can communicate with the hardware to complete different tasks

5. Proprietary software

   • Only works with a specific piece of hardware
   • Only works with a specific company
     • Eg apple apps