Which two IoT systems should never be exposed to the Internet? (Choose two.)

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

Explanation: 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.

Exam with this question: 7.3.3 Quiz - Cloud, Mobile, and IoT Security Answers