IOT 2022
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Which of the following actions is preferable in NFC protocol?
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How the use of Out Of Bands using NFC can help defend Man in the middle attack?
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Which one of the next criteria is not defining Resource-Constrained Device:
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What Specifies the LwM2M Protocol over CoAP and MQTT protocols?
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What is the order of hierarchy of the data for clients in the LwM2M protocol? (From Largest to smallest)
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What is the role of the Update command in the LwM2M Client Registration interface?
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In LwM2M, the Server requests to observe the Object with ID = 4, Object instance with ID = 12, Resource with ID = 10, and tokens 4 and 9. To do this, It sends the Observe commands. The next 3 actions are: 1. WRITE to /4/12/; 2, WRITE to /4/12/10, tokens 3 to 10; 3. DELETE /4/. Afterward, the server sends Cancel Observe command. How many messages of the tokens update we should get?
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