Which OSI layer provides the interface between the applications used to communicate and the underlying network over which messages are transmitted?

Question:
Which OSI layer provides the interface between the applications used to communicate and the underlying network over which messages are transmitted?

• application
• presentation
• session
• transport

Explanation: The application layer is the layer that is closest to the end user and provides the interface between the underlying network and the applications used to communicate.

Exam with this question: CCNA 1 v7 Checkpoint Exam: Network Application Communications Exam Answers