The layer of Internet architecture that ties the applications to the communications network and includes such services as security and authentication is called the:
A)Network Technology Substrate layer.
B)Middleware Services layer.
C)Transport Services and Representation Standards layer.
D)Applications layer.

Question

Quizplus · Accepted Answer

The description matches the Middleware Services layer, which provides common services for applications and ties them to the lower layers of the architecture. This includes security and authentication services. The Network Technology Substrate layer provides physical connectivity and routing, the Transport Services and Representation Standards layer provides protocols for data transfer, while the Applications layer includes the specific applications used by end-users.

The Layer of Internet Architecture That Ties the Applications to the Communications