Dell EMC Associate – Information Storage and Management v4 — Question 12

Which layer of the OSI model provides the functional and procedural methods to transfer data between network entities?

Answer options

• A. Data link
• B. Presentation
• C. Session
• D. Application

Correct answer: A

Explanation

The Data link layer is responsible for providing the necessary methods for the transfer of data between directly connected network nodes. The Presentation layer focuses on data format translation, the Session layer manages sessions between applications, and the Application layer serves as the interface for end-user services, none of which involve the direct transfer methods provided by the Data link layer.