Operating systems

Operating systems

1. process managment

   • Pages
   • Multiltasking
   • virtual Memory
   • Modern processors can execute up to 4 billion instructions every second.
   • This is faster than necessary for most application
   • processor time can be shared between different processes, giving the impression that they are running at the same time

2. file management

   • Organises these files into folders
   • Allows moving between folders
   • Allows duplication (copying) of files
   • Allows deletion of files
   • Allows files to be named and re-names
   • Files are simply groups of 1s and 0s on a storage device that are accessed and interpreted by programs.

3. peripheral management

   • Drivers
   • A peripheral is a device that connects to a computer, such as a printer or game controller
   • The operating system handles the different controllers, so a game designer only has to code for one type of controller

4. user management

   • The operating system handles the different controllers, so a game designer only has to code for one type of controller
   • Most operating systems will also allow customisations from each user to be remembered, so each user can set up their experience how they like it.