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which layer of the OSI Model are connection-oriented pr…

In which layer of the OSI Model are connection-oriented protocols located in the TCP/IP suite of protocols?

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A.
Transport layer

B.
Application layer

C.
Physical layer

D.
Network layer

Explanation:
When two computers are going to communicate through a connection-oriented Protocol, such as TCP/IP, theywill first agree on how much information each computer will send at a time, how to verify the integrity of the data
once received, and how to determine whether a packet was lost along the way. The two computers agree on
these parameters through a handshaking process at the transport layer, layer 4.
Incorrect Answers:
B: Connection-oriented protocols are located at transport layer, not at the Application layer.
C: Connection-oriented protocols are located at transport layer, not at the Physical layer.
D: Connection-oriented protocols are located at transport layer, not at the Network layer.

Harris, Shon, All In One CISSP Exam Guide, 6th Edition, McGraw-Hill, New York, 2013, p. 525


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