Arduino Pomodoro Timer Quiz

What is the primary purpose of using an Arduino in the Pomodoro timer project?

• To reduce the cost of the project

• To customize the display and outputs

• To make the timer portable

• To increase the timer's accuracy

Which component is used to adjust the contrast of the LCD screen?

• Transistor

• Potentiometer

• Capacitor

• Resistor

What is the function of the button in the Pomodoro timer setup?

• To reset the Arduino

• To switch between study and break modes

• To start the timer

• To adjust the timer duration

What tool is recommended for simulating the Arduino circuit online?

• Fritzing

• Tinkercad Circuits

• Eagle

• KiCad

Which library is included in the code to control the LCD screen?

• Servo

• Wire

• Liquid Crystal

• SPI

What is the purpose of the 'while' loop in the setup function?

• To initialize the LCD screen

• To wait for a button press

• To set the timer duration

• To display the initial message

In the loop function, what happens when the study session ends?

• The timer stops completely

• The timer switches to a break session

• The timer displays an error message

• The timer resets and starts a new study session

How can the Pomodoro timer be customized for a science fair project?

• By increasing the timer's size

• By using a different microcontroller

• By adding additional hardware like buzzers or motors

• By changing the timer's color

What is the default duration for a study session in the Pomodoro Technique?

• 25 minutes

• 15 minutes

• 30 minutes

• 20 minutes

Where in the code should you add functionality for additional hardware like buzzers?

• Right after changing the LEDs

• After the loop function

• Before the setup function

• In the variable declaration section