Developing Applications for Cisco Webex and Webex Devices (DEVWBX) — Question 5

Which xAPI access mechanism requires separate connections for commands and notifications?

Answer options

• A. Serial
• B. WebSocket
• C. HTTP/HTTPS
• D. SSH

Correct answer: D

Explanation

The correct answer is D, SSH, as it requires separate channels for sending commands and receiving notifications. In contrast, Serial, WebSocket, and HTTP/HTTPS do not inherently necessitate separate connections for these functionalities, making them less suitable for this specific requirement.