‘Smart energy meters’ that monitor energy usage within a home are examples of Smart IoT devices.

Question

a) Use a diagram to show how a home automation system enables universal access for the monitoring and control of devices within a domestic home.
b) Evaluate the technologies chosen in a).

c) Wireless communication technologies are used to connect nodes in an IoT system. Explain FOUR wireless communication technologies and provide ONE advantage and ONE disadvantage for each.

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