646-048 Layer Practice Questions
The free 646-048: Advanced Routing and Switching for Account Managers - ARSAM questions that deal with layer, with answers and explanations. The full bank and the timed practice test cover every topic the exam asks about.
Question #3
Which layer of the OSI model does the Ethernet protocol operate on?
Correct answer: D
Explanation
Ethernet operates at Layer 2, which is the Data Link layer in the OSI model.
Question #9
In which layer of the TCP/IP model does the transport protocol reside?
Correct answer: B
Explanation
The Transport Layer is responsible for end-to-end communication and data flow.
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