Which layer in the OSI model is included in the TCP/IP model?
A.
Physical
B.
Data Link
C.
Transport
D.
Application
Explanation:
Section Reference: Defining the TPC/IP Model
In the TCP/IP model, the OSI Physical layer is skipped altogether, and the Application layer comprises the OSI
application, presentation, and session layers. The Transport layer is the only one from the OSI model that also
appears in the TCP/IP model.
According the Networking Fundamentals book:
1, Data link layer
2, Network layer
3, Transport layer
4, Application layer
So: B, C, D, is the correct answer.