8.6 INTERNET OF THINGS (IOT)

What are two major concerns regarding IoT devices? (Select two.)

- Privacy - Hacking

Which of the following are examples of newer devices that are often automated using IoT technology? (Select three.)

- Security systems - Streaming media devices - Home appliances

What are the two protocols used most often with IoT devices? (Select two.)

- Z-Wave - Zigbee

Which frequencies does Zigbee operate on? 2.7 GHz, 400 MHz, and 865 MHz 2.4 GHz, 900 MHz, and 868 MHz 1.4 GHz, 90 MHz, and 500 MHz

2.4 GHz, 900 MHz, and 868 MHz

What is the maximum number of nodes Z-Wave allows on its mesh network? 231 232 322

232

Anabel purchased a smart speaker. She connected it to all the smart devices in her home. Which of the following communication models is she using? Device-to-cloud Device-to-device Device-to-gateway

Device-to-device

What are the four primary systems of IoT technology? Devices, data storage, remote control, and internet Devices, sensors, apps, and internet Devices, gateway, data storage, and remote control

Devices, gateway, data storage, and remote control

You notice that a growing number of devices, such as environmental control systems and wearable devices, are connecting to your network. These devices, known as smart devices, are sending and receiving data via wireless network connections. Which of the following labels applies to this growing ecosystem of smart devices? Internet of Things (IoT) Internet of smart devices The smartnet

Internet of Things (IoT)

Which of the following is considered part of a smart home? Thermostat Telephone TV

Thermostat

Match each smart device with its description.

Thermostat Learns from your habits and schedule, allows you to control the climate in your home remotely, shows you energy consumption in real time, and adjusts itself depending on ambient conditions. Switch Allows you to control hardwired lights, ceiling fans, fireplaces, small appliances, and garbage disposals. Bulb Can change colors, track motion, stream audio over Bluetooth, and double as a connected camera, but it's only smart when turned on. It doesn't work when turned off. Plug Easy solution for making small appliances (such as lamps, coffee makers, and toasters) smart. Security camera Uses an RF transmitter. May include such features as motion detection, scheduled recording, remote viewing, and automatic cloud storage. Door lock Uses a wireless protocol and a cryptographic key to execute the authorization process. It can also monitor access and send alerts related to the status of the device. Speaker/digital assistant Uses voice recognition software and activates through a Wake Word or Hot Word.