Nokia
4A0-100 · Question #253
4A0-100 Question #253: Real Exam Question with Answer & Explanation
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Question
What is the function of Layer 2?
Options
- ALayer 2 is responsible for encapsulating packets into frames for transmission on physical media.
- BLayer 2 is responsible for encapsulating packets into IP datagrams and routing them.
- CLayer 2 is responsible for encapsulating application data into TCP/UDP messages.
- DLayer 2 is responsible for the timing of the signals on physical media.
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