Operating System

Operating System

1. Functions

   • interface
     • progvides the user with a interface to react with the computer
   • multi-tasks
     • allows multiple applications to run at the same time
   • manages
     • memory - transfers programs into and out of memory, allocates free space between programs, and keeps track of memory usage
   • manages
     • peripherals - opens, closes and writes to peripheral devices such as storage attached to the computer
   • organises
     • creates a file system to organise files and directories

2. Examples

   • windows
   • ios
   • linux
   • andriod

3. common features of a GUI

4. common features of a CLI

   • command line
     • uses less memory
     • more flexible
     • faster at getting tasks done