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CCST-NETWORKING — 3 cards • Sample Preview

ConceptsStandards and Concepts

What is the OSI model and how many layers does it have?

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AnswerStandards and Concepts

Open Systems Interconnection model — a 7-layer framework for understanding network communication: Physical, Data Link, Network, Transport, Session, Presentation, Application (mnemonic: Please Do Not Throw Sausage Pizza Away).

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