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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What does a motion sensor detect?
💡 Hint: Think about the physical activity.
Question 2
Easy
What does PIR stand for?
💡 Hint: Think about what kind of radiation it detects.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What type of motion sensor detects body heat?
- Ultrasonic
- PIR
- Accelerometer
💡 Hint: Consider what kind of sensor is typically used in security.
Question 2
True or False: Accelerometers are primarily used in medical devices.
- True
- False
💡 Hint: Think about where you most commonly see accelerometers.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Describe a scenario where both PIR sensors and accelerometers could improve security in a smart home system.
💡 Hint: Think about how integration can improve overall security.
Question 2
Design a fitness application that takes advantage of accelerometers. How does it track the user's physical activity?
💡 Hint: Consider all the activities the app could monitor.
Challenge and get performance evaluation