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TIS CHAPTER 1-4 - Coggle Diagram

- - - - Enable A.S interact with comp hardware
      - Collection of program
        
        Operating System
        
        Types
        
        Embedded OS
        
        RTOS
        
        process real data
        
        GPS, clock, weather, mobile OS
        
        Standalone OS
        
        desktop OS
        
        Networking OS
        
        linked computers
        
        coordinates all communication
        
        Functions
        
        Provide user interface
        
        Runs applications
        
        Coordinate comp resources
        
        Provide security
        
        Comp start-up
        
        GUI
        
        Utilities
        
        manages comp resources
        
        Antivirus program
        
        Protects from virus
        
        Can damage software/hardware
        
        troubleshooting/diagnostic program
        
        backup program
        
        file compression
        
        Device drivers
        
        Virtualization
        
        support multiple OS in one machine
    - - End-user software (direct interact to people)
        
        Graphical User Interface (GUI)
        
        Icon, Pointer, Windows, Menus, Toolbar, Ribbon GUI
      - Types
        
        General-Purpose
        
        Word
        
        Text-based document
        
        Spreadsheet
        
        Presentation
        
        Database
        
        Specialized applications
        
        focused on specific discipline/occupations
        
        Graphic Programs
        
        Desktop Publishing Program
        
        Page layout program
        
        mix text & graphic (canva)
        
        Image Editing Program
        
        Photo editors
        
        modify digital photographs (adobe photoshop)
        
        Illustration Program
        
        create/ edit vector image
        
        geometric shapes/objects
        
        connect lines & curves
        
        Image Galleries
        
        edit video/photo to enhance quality
        
        smartphone (imovie)
        
        Video Game Design Software
        
        Web Authoring Programs
        
        site creation
        
        blog
        
        Apps
        
        for mobile device
        
        add-on programs for music, videos, social network, shopping, games
        
        app stores: access to mobile apps for downloads
      - Software Suites
        
        separate application program
        
        4 types
        
        office suites
        
        productivity suites
        
        microsoft office
        
        cloud suites
        
        google docs, microsoft office 365
        
        specialized suites
        
        specific application
        
        Corel Draw Graphics Suite
        
        utility suites
        
        make computing easier/safe
  - - - Supercomputers
        
        most powerful
      - Mainframe computers
        
        servers
      - Midrange computers
        
        process large amt of data
        
        e.g: ATM machine
        
        cannot done one-by-one
      - Personal computers
        
        e.g: laptop, smartphone, wearables
        
        Basic category/equipment
        
        System Unit (inside has CPU)
        
        MICROPORCESSOR
        
        MEMORY
        
        Holds current data
        
        Temporary storage
        
        Holds processed info
        
        Input/Output
        
        Input: translate data to comp language
        
        keyboard, mouse
        
        Output: comp data to usable info
        
        display, printer
        
        smartphone camera: both input & output
        
        Secondary storage
        
        Holds data when power is off
        
        Hard disk
        
        Solid-state storage
        
        Optical disk (CD, DVD, Blu-ray)
        
        Communications
  - - - Document
        
        words
        
        memo, letters, term papers
      - Worksheet
        
        analyze budget, predict sales
      - Database
        
        highly structured, organized data
      - Presentation
  - - - Sharing info
    - - Systems connect two/more device
      - Web provides multimedia interface
    - - Cloud computing
        
        Virtual storage
      - Wireless technology
        
        smartphones
      - IOT
- - - - B2C
      - C2C
      - B2B
    - - Credit card, Digital cash
  - - - Provide path to access internet
      - Providers
        
        Verizon, AT&T, Comcast
      - Connect using connection technologies
        
        DSL, Cable, Wireless
- - - - Access to web resources
      - Uncomplicated interface
      - File transfer
      - Chrome, Mozilla, Safari
    - - Uniform Resource Locator
      - https (most common web traffic)
      - Two parts
        
        Protocol
        
        Rules for exchanging data
        
        Domain name
        
        Where resource is located
    - - identify types of organization
        
        .com
        
        .edu
        
        .gov
        
        .mil
        
        .net
    - - Hypertext Markup Language
      - displaying web pages
      - links: connect to other web pages
    - - highly interactive, animated websites
        
        CSS, JavaScript, AJAX
      - Mobile browser
        
        designed to run on portable devices
  - - - enhance browsing experience
      - Windows media player
    - - block access to selected files
      - monitor total time spent
    - - upload, download files
        
        FTP, SFTP, Bit-Torrent
    - - maintain security/privacy
      - McAfee Internet Security
  - - - Webcast: live broadcast audio/video
      - Podcast: dw file to use
      - Wikie: editable, collab writing