41. How many layers are present in the Internet protocol stack (TCP/IP model)?

a) 5
b) 7
c) 6
d) 10

Answer: a
Explanation: There are five layers in the Internet Protocol stack. The five layers in Internet Protocol stack is Application, Transport, Network, Data link and Physical layer. The internet protocol stack model is also called the TCP/IP model and it’s used in modern Internet Communication.

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