
Object detector
Quiz
•
Computers
•
12th Grade
•
Practice Problem
•
Hard
Innovator Sir
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which programming language is commonly used to implement object detection using an ultrasonic sensor with Raspberry Pi?
Java
Python
C++
JavaScript
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does an ultrasonic sensor detect objects?
By emitting infrared light
By detecting changes in temperature
By emitting ultrasonic waves and measuring the time taken for the waves to bounce back
By detecting changes in air pressure
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can you use an ultrasonic sensor with Raspberry Pi for object detection in robotics applications?
To measure the distance to obstacles and avoid collisions
To detect the presence of objects and pick them up
To measure the temperature of the environment and adjust behavior accordingly
To control the speed of the robot based on light intensity
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which GPIO pins are typically used to interface an ultrasonic sensor with Raspberry Pi?
GPIO 0 and GPIO 1
GPIO 4 and GPIO 17
GPIO 10 and GPIO 11
GPIO 14 and GPIO 15
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which component of the ultrasonic sensor is responsible for emitting and receiving ultrasonic waves?
Transmitter
Receiver
Processor
Capacitor
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the advantage of using an ultrasonic sensor for object detection compared to other methods?
Higher accuracy
Lower cost
Greater range
Ability to detect multiple objects simultaneously
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of using a GPIO pin as both an input and output when interfacing an ultrasonic sensor with Raspberry Pi?
To provide power to the sensor
To transmit ultrasonic waves
To receive ultrasonic waves
To trigger the sensor and measure the echo
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