Operating system

Operating system

1. Functions

   • Interface
     • Provides user interface so it is easy to interact with the computer
   • CPU Manager
     • Runs application and executes and cancels processes
   • Multi-Tasks
     • Allows multiple applications to run at the same time
   • Memory Manager
     • Transfers programs into and out of memory , allocates free space between programmes and keeps track of memory usage
   • organises
     • Creates a file system to organise files and directories
   • Security
     • Provides security through user accounts and passwords
   • Peripherals manager
     • opens, close and writes to peripheral devices such as storage attached to the computer

2. Common features of a GUI

   • Download apps/Programmes
   • Pinch and zoom
   • Search for files
   • Name files
   • Deleting files
   • Copy and paste
   • Drag and drop