ICND1 (Pre 2020)

  • Questions on the OSI Model

    Starting from the lowest layer to the highest,  in order, name the layers of the OSI Model? Application Data Link Presentation Network Transport Physical Session Transport Control Protocol Internet Protocol [spoiler title=’Answer’ style=’default’ collapse_link=’true’]1. Physical 2. Datalink 3. Network 4. Transport 5. Session 6. Presentation 7. Application[/spoiler]

  • The Open System Interconnection (OSI) Model

    The Open System Interconnection model is a conceuptual model that standardises the communication functions of a network system. The OSI model divides the communication functions into seven different sections, which ranges from the physical method of connection and transmission at the lowest part of the model (e.g. a CAT5 network cable) to the application that…