Arduino Hackathon Quiz

What is the primary function of the ultrasonic wave detector in Arduino projects?

• To measure temperature

• To detect sound levels

• To control servo motors

• To measure distance to an object

Which component is used to limit current and protect other components in Arduino projects?

• Resistor

• Button

• LED

• Microphone Voice Sensor

What type of power supply is typically used to power an Arduino board?

• 9V Battery

• USB Power Bank

• AC-DC Adapter

• Solar Panel

Which Arduino component is used to display text and numbers?

• Crocodile Clips

• LCD Display Screen

• Breadboard Power Supply

• Infrared Motion Sensor

What is the purpose of a light-dependent resistor (LDR) in Arduino projects?

• To detect light levels

• To control motors

• To measure temperature

• To detect sound levels