L1-Arduino
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Questions and Answers

What programming language is primarily used for programming Arduino?

  • C (correct)
  • Python
  • HTML
  • Java

In an Arduino program, what is the function that runs once at the start or reset of the Arduino board?

  • loop()
  • Serial.begin()
  • void setup() (correct)
  • Serial.println()

What does the Serial.begin(9600) function do in an Arduino program?

  • Prints 'Hello!' through the serial port
  • Ends the program execution
  • Starts the loop function execution
  • Initializes the speed of the serial port to 9600 characters per second (correct)

Which part of an Arduino program runs repeatedly, as fast as the Arduino can manage?

<p>'void loop()' (C)</p> Signup and view all the answers

What is the purpose of the 'Serial.println("Hello!")' function in an Arduino program?

<p>Send a string to the Serial port (B)</p> Signup and view all the answers

Where can you find the complete Arduino function reference for further study?

<p>On an online platform (C)</p> Signup and view all the answers

What kind of platform is Arduino?

<p>Open source hardware prototyping platform (A)</p> Signup and view all the answers

Which Arduino board is mentioned in the text?

<p>Arduino Uno R4 WIFI (A)</p> Signup and view all the answers

What types of devices can be controlled using Arduino?

<p>Microcontrollers and sensors (C)</p> Signup and view all the answers

Which pin is used for PWM on the Arduino Uno?

<p>D10 (B)</p> Signup and view all the answers

What type of components are connected via IO pins on Arduino?

<p>Sensors and external devices (D)</p> Signup and view all the answers

What is the primary purpose of the Serial Monitor in the Arduino IDE?

<p>To observe data printed to the Arduino's serial port (A)</p> Signup and view all the answers

Which of the following is a correct statement about the Arduino board used in the given text?

<p>It has an LED matrix with 9 LEDs connected to specific IO pins (B)</p> Signup and view all the answers

What is the primary purpose of the upload button in the Arduino IDE?

<p>To send the compiled program to the Arduino board (A)</p> Signup and view all the answers

Which of the following statements is correct about the Arduino programming process described in the text?

<p>The program is compiled and uploaded in a single step (A)</p> Signup and view all the answers

What is the purpose of the USB data cable mentioned in the text?

<p>To transfer data between the Arduino and a computer (A)</p> Signup and view all the answers

Which of the following statements is true about the future plans for the Arduino board?

<p>The USB connection will be replaced with a WiFi radio for wireless communication (C)</p> Signup and view all the answers

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