At which layer of the OSI model does TCP operate?
A. 1
B. 2
C. 3
D. 4
E. 5
Answer: D
Which two layers of the OSI model relate to the transmission of bits over the wire and packet forwarding based on destination IP address? (Choose two.)
A. 1
B. 2
C. 3
D. 4
E. 5
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