Pulse Width Modulation (PWM) Quiz

What does PWM stand for?

• Pulse Wave Management

• Pulse Width Management

• Pulse Wave Modulation

• Pulse Width Modulation

What is the range of values for the analogWrite() function?

• 0 to 1023

• 0 to 500

• 0 to 255

• 0 to 100

What does a value of 0 represent in PWM?

• 25%

• 0%

• 100%

• 50%

What does a value of 255 represent in PWM?

• 75%

• 100%

• 50%

• 0%

Which symbol indicates a PWM pin on a breadboard?

• Positive symbol

• Negative symbol

• Square symbol

• Circle symbol

What is the syntax for the analogWrite() function?

• analogWrite(value);

• analogWrite(value, pin);

• analogWrite(pin, value);

• analogWrite(pin);

In the for loop, what does 'fadeValue++' do?

• Decreases fadeValue

• Resets fadeValue

• Increases fadeValue

• Halves fadeValue

What is the purpose of the delay(30) function in the loop?

• To increase the fadeValue

• To speed up the loop

• To pause for 30 milliseconds

• To reset the loop

What is the initial value of fadeValue in the for loop?

• 5

• 150

• 0

• 255

What does the statement 'fadeValue += 5' do?

• Resets fadeValue to 5

• Increases fadeValue by 5

• Decreases fadeValue by 5

• Multiplies fadeValue by 5