Question: 6. Briefly outline how MQTT functions and explain why it has become an important protocol for lloT applications. What is a birth and a

6. Briefly outline how MQTT functions and explain why it has become

6. Briefly outline how MQTT functions and explain why it has become an important protocol for lloT applications. What is a "birth" and a "will" message responsible for? [12 marks] 7. Describe an IoT system and how it functions. [10 marks]

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