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Internet, Parts of a URL, Videoconference → audio + video - Coggle Diagram

- - - - Interlocutors → people communicating
      - Messages → information sent
      - Means → tools used (computer, phone…)
      - Code → language or system used
    - - Means → computer
      - Interlocutors → users
      - Messages → files (text, video, audio…)
      - Code → protocols
  - - - Sharing files and devices
      - Communication between users
    - - Server → main computer
      - Terminals (workstations) → connected computers
  - - - Server and terminals
      - Network interface card (NIC)
      - Transmission media (cables or wireless)
      - Router / modem
      - Hub or switch
      - Software (programs and protocols)
  - - - A network of networks worldwide
      - Connects millions of computers and servers
      - Each server has a domain name
    - - Protocol → http / https
      - Service → www
      - Domain name → educacion.es
      - Path → location of the file
  - - - .com → commercial
      - .edu → education
      - .org → non-profit
      - .gov → government
    - - .es → Spain
      - .uk → United Kingdom
      - .fr → France
  - - - Google, Bing, DuckDuckGo
    - - Keywords
      - Operators (AND, OR)
    - - ChatGPT, Google Gemini, Microsoft Copilot
  - - - Internet provider
      - Username and password
      - Router/modem
    - - Program to open web pages
  - - - Username + @ + domain
    - - Webmail
      - POP mail
    - - Send, receive, store messages
  - - - Camera, microphone, software
  - - - Fast communication
      - Global access
      - Easy file sharing
    - - Security risks
      - Privacy issues
      - Technical problems
- - - - AND → include both words
      - OR → either word