Operating systems

Operating systems

1. User management

   • Authentication
     • biometrics
       • Fingerprint
       • face id
     • Password
   • Interface
     • Graphical user
       • allows users to interact with electronic devices through graphical icons and audio indicator such as primary notation, instead of text-based UIs, typed command labels or text navigation.
     • Command Line
       • receive commands from a user in the form of lines of text.

2. Peripheral Management

   • Drivers
     • They use this to communicate to different peripherals
   • Plug and play
     • can be used in any console or computers

3. File management

   • levels of access
     • Read only
       • non volatile
       • cannot be modified
     • Write only
       • volatile
       • can be modified
   • File Management
     • copy
     • delete
     • Move
     • folders

4. Process Management

   • Virtual Memory
     • Most in secondary storage but some in primary storage
   • Multitasking
     • alt tab
   • Pages