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Total Questions: 5
1. What is the 2nd layer of the OSI model?
Correct Answer is : Datalink
2. Which protocol uses port 23?
Correct Answer is : Telnet
3. The Transport layer of the OSI model communicates with which two layers?
Correct Answer is : Session, Network
4. What is the physical address of a network interface card?
Correct Answer is : MAC
5. In a class B IP address, which two octets are reserved for the host?
Correct Answer is : Third and Fourth
