INTRODUCTION
PROTOCOL LAYERING
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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What’s the second layer down of the Internet protocol stack called?
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transport layer
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link layer
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internet layer
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application layer
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Explanation:
Detailed explanation-1: -Internet layer is a second layer of the TCP/IP model. It is also known as a network layer. Transport layer builds on the network layer in order to provide data transport from a process on a source system machine to a process on a destination system. Network Interface Layer is this layer of the four-layer TCP/IP model.
Detailed explanation-2: -Layer 4 of the OSI Model: Transport Layer provides transparent transfer of data between end users, providing reliable data transfer services to the upper layers.
Detailed explanation-3: -UDP (User Datagram protocol) is often adopted for IoT transport for performance reasons.
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