At which layer of the OSI model does a standard network Switch primarily operate to forward data frames based on MAC addresses?

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A Physical Layer
B Data Link Layer
C Network Layer
D Transport Layer

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Answer: B. Data Link Layer

• Answer: B) Data Link Layer
• Explanation: Switches process MAC addresses to forward data frames, which happens at Layer 2 (Data Link Layer). Routers operate at Layer 3 (Network Layer) using IP addresses.

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At which layer of the OSI model does a standard network Switch primarily operate to forward data frames based on MAC addresses?

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