LED Chasing

The shorter leg of an LED is called the ______.

• Anode

• Cathode

• Resistor

• Diode

What is the LED Chasing effect?

• A sequence of lights turning on and off

• A single light staying on

• Lights changing colors

• Lights blinking randomly

What happens after LED number 1 turns off in the LED Chasing effect?

• LED number 2 turns on

• LED number 3 turns on

• All LEDs turn off

• LED number 1 turns on again.

What is one of the components needed for the LED Chaser project?

• Raspberry Pi

• Arduino UNO

• Micro:bit

• BeagleBone

What is the purpose of the loop in the virtual circuit?

• To turn the LED on and off

• To change the LED color

• To increase the LED brightness

• To decrease the LED brightness

Which component is used between the positive leg and GND pin in the circuit?

• Capacitor

• Resistor

• Diode

• Transistor

What is the purpose of the resistor in the circuit?

• To increase voltage

• To limit current

• To store charge

• To amplify signal

Which pin is used to connect the positive terminal of the LED to the Arduino?

• GND

• 5V

• A0

• AREF

What is Arduino primarily used for?

• Cooking

• Electronics projects

• Painting

• Gardening

In Arduino programming, what is the purpose of compiling?

• To translate code into a language the computer understands

• To paint a picture

• To cook food

• To write a book.