Arduino Basics: Inputs and Outputs Quiz

What is an Arduino?

• A type of motor

• A microcontroller development board

• A type of sensor

• A computer software

Which of the following is an example of a digital input device?

• LED

• Push button

• Potentiometer

• Buzzer

What function is used to set up a pin as an input or output in Arduino code?

• pinSetup()

• setupPin()

• pinMode()

• setPin()

Which command is used to send a HIGH or LOW signal to a digital output pin?

• digitalWrite()

• analogWrite()

• setPin()

• pinSignal()

What is the voltage range for digital signals on most Arduino boards?

• 0V to 12V

• 1V to 10V

• 0V to 5V

• 0V to 3.3V

An LED connected to an Arduino pin is an example of a digital output.

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OFF

Analog pins on the Arduino are used only for output.

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OFF

The function delay() pauses the program for a specified time in seconds.

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OFF

What is the purpose of the setup() function in an Arduino sketch?

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OFF

Name two examples of sensors that can be used as inputs in an Arduino project.

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OFF