Multiple choice general knowledge science & technology

How many layers are there in OSI model?

  1. 6

  2. 7

  3. 8

  4. 9
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The OSI (Open Systems Interconnection) model has exactly 7 layers: Physical, Data Link, Network, Transport, Session, Presentation, and Application. This seven-layer architecture is a fundamental conceptual framework used to understand network communications.

Keep practicing — related questions