What is a characteristic of Extensible Messaging and Presence Protocol (XMPP)?
- It uses a client-server model to inform clients of state changes as they occur.
- It uses a publish-subscribe Model and supports the last will and testament option.
- It uses an addressing scheme ([email protected]) which helps simplify connections.
- It uses UDP for efficient packet sizes.
Explanation: XMPP uses an addressing scheme ([email protected]) to simplify connections and enable communication when data is sent between distant points.
Exam with this question: IoT Security 1.1 Chapter 5 Quiz Answers
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