Arduino Quiz

What is the primary function of the Arduino IDE?

• To manage databases

• To create 3D models

• To write and upload code to the Arduino board

• To design hardware circuits

Which Arduino board is based on the ATmega328 microcontroller?

• Arduino Mega2560

• Arduino Uno

• Arduino Leonardo

• Arduino Due

What is the purpose of a pulldown resistor in digital inputs?

• To reduce power consumption

• To increase voltage

• To set the default state of the input pin

• To amplify the signal

What does PWM stand for in Arduino programming?

• Pulse Wave Measurement

• Power Width Management

• Pulse Width Modulation

• Power Wave Modulation

What is the maximum voltage input for the Arduino Nano?

• 12V

• 7-12V

• 5V

• 3.3V

Which component is used to control the direction of a motor?

• Diode

• Capacitor

• H-Bridge

• Resistor

What is the function of the tone() command in Arduino?

• To control motor speed

• To read analog signals

• To generate a square wave of a selected frequency

• To manage power supply

What type of communication does the I2C bus use?

• Wireless communication

• Parallel communication

• Optical communication

• Serial communication

What is the primary use of a shift register?

• To store data permanently

• To control multiple LEDs

• To convert analog signals to digital

• To amplify signals

Which Arduino board uses an onboard FTDI chip for USB-to-serial conversion?

• Arduino Pro Mini

• Arduino Mega

• Arduino Uno

• Arduino Nano