NodeMCU IoT Smart Home Model w/Blynk - Demonstration of Lights & Automatic Fan

The video showcases a shoebox model house equipped with IoT components like a NodeMCU, sensors, and an LED strip. The presenter explains the setup, including connecting the model to a smartphone app for controlling lights and monitoring temperature and humidity. An automated fan system is demonstrated, which activates based on temperature thresholds. The video also covers color mixing with the LED strip and concludes with a mention of future tutorials.

What is the primary function of the DHT 11 sensor in the IoT model shoebox?

• To power the NodeMCU

• To connect to the IoT cloud

• To measure temperature and humidity

• To control the light bulbs

Which component is used to connect the IoT model shoebox to the power supply?

• USB cable

• Barrel connector

• Ethernet cable

• Solar panel

What is the role of the NodeMCU in the IoT model shoebox?

• To provide internet connectivity

• To serve as a microcontroller

• To function as a temperature sensor

• To act as a power source

What triggers the fan to turn on automatically in the IoT system?

• A specific time of day

• A specific light intensity

• A specific temperature level

• A specific humidity level

Which app is used to control the IoT model shoebox?

• Google Home

• HomeKit

• SmartThings

• Blink

How can the user reset the IoT system to its default settings?

• By unplugging the power supply

• By pressing the reset all button

• By reinstalling the app

• By turning off all the lights

What happens when you mix red and green light in the LED strip?

• You get yellow light

• You get blue light

• You get white light

• You get purple light