Computer · OSI Model
Which of the following functions is a primary responsibility of the Data Link Layer in the OSI model?
- 1Receiving an incoming bit stream and simply repeating it to other connected devices
- 2Ensuring reliable and error-free communication across a physical link connecting two adjacent nodes✓
- 3Ensuring end-to-end integrity of a data message across the entire network
- 4Providing logical connection at the application layer
Correct answer
Ensuring reliable and error-free communication across a physical link connecting two adjacent nodes
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