Systems Security Certified Practitioner (SSCP) — Question 109

The session layer provides a logical persistent connection between peer hosts. Which of the following is one of the modes used in the session layer to establish this connection?

Answer options

• A. Full duplex
• B. Synchronous
• C. Asynchronous
• D. Half simplex

Correct answer: A

Explanation

The correct answer is A. Full duplex allows for simultaneous two-way communication, which is essential for a logical persistent connection. The other options, while relevant in different contexts, do not specifically describe modes that establish this type of connection at the session layer.