Grade 8 Arduino Assessment

What is the main function of a microcontroller in an Arduino board?

• To power the board

• To execute code

• To connect sensors

• To provide internet access

Which pin on the Arduino board is used to read signals from sensors?

• Digital pin

• Analog pin

• Power pin

• Reset pin

What is the purpose of the GND pin on an Arduino board?

• To provide a path for completing the circuit

• To read digital signals

• To control motors

• To upload code

The USB port on an Arduino is primarily used for:

• Powering the board externally

• Uploading code from a computer

• Resetting the board

• Controlling motors

What does PWM stand for in Arduino?

• Power Wave Modulation

• Pulse Width Modulation

• Pin Width Management

• Power Width Measurement

Which type of signal can the digital pins on an Arduino read or send?

• HIGH/LOW signals

• Analog signals

• Temperature data

• Audio signals

The main difference between analog and digital signals is:

• Digital is adjustable; analog is ON/OFF

• Analog is adjustable; digital is ON/OFF

• Both are adjustable

• Both are ON/OFF

Arduino boards can be powered through:

• USB or battery

• Solar panels only

• Ethernet cable

• Bluetooth

Which Arduino model is the most suitable for beginners?

• Arduino Nano

• Arduino Mega

• Arduino Uno

• Arduino Due

What is the primary function of the voltage regulator on an Arduino?

• Stabilizes power to the board

• Uploads code

• Controls motors

• Resets the board