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Chapter 9 Operating System - Coggle Diagram

- - - - Coordinate all activities among computer & mobile device hardware
    - - User management
      - Software / Program / APP Mnagement
      - Hardware / device management
      - Network management
      - User interface management
      - File and folders management
      - Security management
      - Power management
        
        Shut down & save electricity
        
        Hyber and sleep save
        
        Android - Energy saving mode
        
        X Gaming
      - Performance management
      - Memory management
      - Task management
      - System update management
    - - Starting computers & Mobile devices
        
        Power button turn on
      - Power options
        
        Sleep mode
        
        Low power state
        
        Save any open documents running programs / APP to memory, turn off all unneeded functions
        
        Hibernate
        
        Save any open documents & running programs / APP to internal hard drive before removing power from computer / device
      - User interface ( UI )
        
        Control how enter data & instructions ? / how information displayed on screen ?
      - Graphical user interface ( GUI )
        
        Interact with menus & visual images
      - Command - line interface
        
        Short keyword / abbreviations / presses special keys
        
        Enter data & instructions
      - Single tasking & multitasking
      - Foreground & background
      - Single user & multiuser
      - Virtual memory
        
        Portion of storage medium
        
        Function as addtional RAM
      - Determine order which tasks are processed
      - Provide mean to establish Internet connections
      - Performance monitor
        
        Program - assesses & report information about computer resources & devices
      - Utility tools
        
        File manager
        
        Search
        
        Image viewer
        
        Uninstaller
        
        Disk cleanup
        
        Disk defragmenter
        
        Screen saver
        
        File compression
        
        PC maintenance
        
        Backup and restore
      - Automatic update
        
        Provide new features / corrections to program
      - Design to work with a server on network
      - User account
        
        User name / User ID
        
        Identifies specific user
        
        Password
        
        Private combination of characters associated with user name
- - - - Popular
      - Multitasking UNIX - based operating system
    - - Linux - based operating system
      - Designed to work primarily with web apps