COMPUTER NETWORKING

TRANSPORT LAYER

TRANSMISSION CONTROL PROTOCOL TCP

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which statement is true about the TCP/IP and OSI models?
A
The TCP/IP transport layer and OSI Layer 4 provide similar services and functions.
B
The first three OSI layers describe general services that are also provided by the TCP/IP internet layer.
C
The TCP/IP network access layer has similar functions to the OSI network layer.
D
The OSI Layer 7 and the TCP/IP application layer provide identical functions.
Explanation: 

Detailed explanation-1: -Explanation: The TCP/IP internet layer provides the same function as the OSI network layer. The transport layer of both the TCP/IP and OSI models provides the same function. The TCP/IP application layer includes the same functions as OSI Layers 5, 6, and 7.

Detailed explanation-2: -Answer: The statement which holds true for TCP protocol is a) It provides connection-oriented, reliable packet transfer service.

Detailed explanation-3: -The Host-to-Host layer is equivalent to the Transport layer of the OSI model.

Detailed explanation-4: -Both the TCP/IP and OSI models provide logical ways of networking, as well as the processing of information using a layered system. In both systems, each layer has a specific function.

There is 1 question to complete.