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1. How many layer internet protocol suite?
- A. 7
- B. 7
- C. 7
- D. 7
Answer: Option B
Explanation:
TCP/IP protocols map to a four - layer conceptual model known as the DARPA modal, named after the U.S government agency that initially developed TCP/IP. The four layers of the DARPA model are: Application, Transport, Internet and Network Interface. Each layer in the DARPA model corresponds to one or more layers of the seven - layer Open Systems Interconnection (OSI) model.
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