Which two IoT systems should never be exposed to the Internet? (Choose two.)
- turbines in a power plant
- robots in a factory
- refrigerators in a restaurant
- thermostat in a home
- carbon monoxide detectors in a home
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Explanation & Hint: Many IoT, ICS, and SCADA systems should never be exposed to the Internet. For example, programmable logic controllers (PLCs) controlling turbines in a power plant, stadium lighting, and factory robots should never be exposed to the Internet. |