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Question 25/311
Which of the following best describe the functions of Layer 2 of the OSI model? (Select two).
Correct Answer: A,D
Explanation
Layer 2 of the OSI model, also known as the data link layer, is responsible for physical addressing and error detecting. Physical addressing refers to the use of MAC addresses to identify and locate devices on a network segment. Error detecting refers to the use of techniques such as checksums and CRCs to identify and correct errors in the data frames.
References:
OSI Model | Computer Networking | CompTIA1
Layer 2 of the OSI model, also known as the data link layer, is responsible for physical addressing and error detecting. Physical addressing refers to the use of MAC addresses to identify and locate devices on a network segment. Error detecting refers to the use of techniques such as checksums and CRCs to identify and correct errors in the data frames.
References:
OSI Model | Computer Networking | CompTIA1
- Question List (311q)
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