Digital Output and PinMode Concepts

Which function would you use to make a LED blink?

• digitalWrite

• pinMode

• digitalRead

• delay

What is the first step in using a digital pin?

• Set the pin mode

• Write to the pin

• Read the pin

• Delay the program

What does the function digitalRead return?

• The status of a pin

• The color of a LED

• The sound of a buzzer

• The speed of a motor

What voltage does the digital output use to activate an electronic component connected to the Arduino board?

• 5V

• 10V

• 3V

• 12V

What is the function of the digital output on the Arduino Uno?

• To activate or deactivate electronic components

• To charge the Arduino board

• To connect to the internet

• To display images

What does "Output" mean in the context of pinMode?

• Digital output

• Digital input

• Analog output

• Analog input

Which word describes the action of pinMode for a pin?

• Configuring

• Painting

• Cleaning

• Breaking

What is the logical level for a LOW output?

• High

• Medium

• Low

• On

In digitalRead, what does a binary 0 represent?

• HIGH

• LOW

• MEDIUM

• FAST

What is the LED_BUILTIN used for in the Arduino Blink example?

• As an input

• As an output

• As a sensor

• As a power source