This set of IOT Multiple Choice Questions & Answers (MCQs) focuses on “IoT Devices”.
1. What is the use of Thermostat in Nest Thermostat E?
a) Save energy
b) Show the use of energy
c) Supports in some devices only
d) Won’t work at some conditions
Explanation: The thermostat controls half of our energy bills. Independent studies shows that Nest saved people an average of 10% to 20% on heating and 15% on cooling.
2. What is the main function of Nest Thermostat E?
a) Change the temperature only when we are at home
b) Reduce the energy used
c) Change the temperature from anywhere
d) Powers off when person is not present
Explanation: Its energy saving feature can help in save from day one. And with the nest app we can change the temperature from anywhere-the beach, the office or the bed.
3. It displays when you are close.
Explanation: The frosted display blends into the background. It shows only when your close, and fades into the background when you walk away.
4. Does HomePod allow voice controlling?
Explanation: HomePod is a smart speaker that focuses playing music and allows users to control the device via voice using Siri.
5. Function of huge light bulb?
a) To reduce energy and to control lightning
b) To create lightning scenes based on your favourite photos
c) To reduce energy and to create lightning scenes based on your favourite photos and to control lightning
d) To controlling lightning and to create lightning scenes based on your favourite photos
Explanation: A single bridge will let you control up to 50 bulbs and you will be able to create lightning scenes based on your favourite photos. Obviously, the lightning is controlling from your smart phone or tablet. They are said to help use of 80% less energy than our traditional bulbs.
6. What is the drawback of using Lockitron?
a) Wastage of more energy
b) Supports in some devices only
c) Won’t work at some conditions
d) Tough installation
Explanation: Lockitron is a device which ensures key less entry inside our home using our home. We can also monitor to see if the door is locked. And if not it will send a notification when it is unlocked. The drawback is that it will work only with iphone 4s or iphone 5.
7. Sonos is a system that uses ________ wireless speakers.
Explanation: Sonos is a system of Hifi wireless speakers and audio components that combines all your music collections, radio or podcasts in a single app.
8. What is the facility Sonos provides?
a) It provides high quality 3D audio
b) Can here only to a restricted area
c) Call connectivity
d) Choose to play what you want in different rooms
Explanation: We can choose to play what you want in different rooms by using a dedicated wireless network. Sonos has got a wide collection of products for music fans, from speakers to sound bars, so head.
9. Smart Fitness clothing mainly has which device?
Explanation: Each garment has a built in sensor which measures muscle activity using electromyography. This information is relayed to the “IRON MAN” hub, which we can attach to our leg or chest.
10. What is Revolv means?
a) In built programming of all devices
b) Movement of device
c) A simple robot
d) Bringing all devices under a single command
Explanation: Revolv is a platform that brings more devices together under a single command centre. We can control the lightning in our room our Apple TV, heating and much more.
Sanfoundry Global Education & Learning Series – IOT.
To practice all areas of IOT, here is complete set of 1000+ Multiple Choice Questions and Answers.