The OSI Reference Model layers in order from top to bottom a

The OSI Reference Model layers, in order from top to bottom, are:

A. Application, Physical, Session, Transport, Network, Data Link, Presentation

B. Application, Presentation, Network, Session, Transport, Data Link, Physical

C. Physical, Data Link, Network, Transport, Session, Presentation, Application

D. Application, Presentation, Session, Transport, Network, Data Link, Physical

Solution

D is correct. From Layer 7 to Layer 1, the order is Application, Presentation, Session, Transport, Network, Data Link, and Physical.

A, B, and C are incorrect. They do not have the order correct.