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Helps you see who is at your door
smart doorbell
Turns on and off using a phone
smart light
Tells you your steps and heart rate
Smartwatch
Shows if food is running out
Smart fridge
IoT is short for
Internet of things
A sensor is an input device or output device for IoT?
Input
Which one is an IoT device? a) Ceiling fan b) Smart speaker c) Wooden table
b
IoT devices can talk to each other using:
Internet
Smart devices can send input data over ....................
the internet
What do sensors do in IoT devices? A. Detect and measure things B. Turn off the Internet
A
Which sensor is used to detect movement? A. Motion sensor B. Humidity sensor C. GPS sensor D. Pressure sensor
A
A smart light turns on when it gets dark. Which sensor does it use?
Light sensor
What does a GPS sensor detect? A. Smells B. Your location C. Weight D. Water levels
B
Why are sensors important in IoT devices? A. They allow devices to collect data B. They improve battery life C. They make the device heavy D. They remove Internet access
A
Which device is an example of IoT?
