Multiple choice

Which three layers of the OSI Model make up the upper layers?

  1. Application, Presentation, Session

  2. Presentation, Session, Transport,

  3. Session, Transport, Network

  4. Transport, Network, Data Link

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A Correct answer
Explanation

The OSI model is divided into upper layers (Application, Presentation, Session) which deal with user-facing data, and lower layers (Transport, Network, Data Link, Physical) which deal with data transmission.