Operating system

Operating system

1. Functions

   • Manages the CPU
     • Runs applications and executes and cancels processes
   • Interface
     • Provides a user interface so it is easy to interact 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
   • 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
   • Security
     • Provides security through user accounts and passwords
   • Utilities
     • Provides tools for managing and organising hardware

2. GUI Common Features

   • Pc
     • Icon driven
     • The ability to search
     • Menu driven
   • Mobile
   • Console