CompTIA
N10-004 · Question #39
Which of the following is a high performance WAN protocol that operates at the physical and data link layers of the OSI model?
The correct answer is D. Frame relay. See the full explanation below for the reasoning.
Question
Which of the following is a high performance WAN protocol that operates at the physical and data link layers of the OSI model?
Options
- A802.11g
- BAsynchronous transfer mode
- CAsymmetric digital subscriber
- DFrame relay
How the community answered
(53 responses)- A4% (2)
- B8% (4)
- C13% (7)
- D75% (40)
Community Discussion
No community discussion yet for this question.