Arduino Basics: Definitions and Pins
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Questions and Answers

What does an Arduino board do?

  • Prints documents
  • Plays music
  • Reads inputs like light, finger on a button, or a Twitter message and turns it into an output (correct)
  • Displays videos

What is the main function of Analog pins on an Arduino?

  • Can read any random value ranging from 0 – 1023 (correct)
  • Store only HIGH and LOW values
  • Connect to the internet
  • Control digital displays

What is the purpose of Digital pins on an Arduino board?

  • Control physical movement
  • Store analog values
  • Store only HIGH and LOW values (correct)
  • Read any random value

Which component allows the easy writing of code and uploading it to an Arduino board?

<p>Arduino Software (IDE) (B)</p> Signup and view all the answers

What is the function of the Reset button on an Arduino Uno?

<p>Resets the board (A)</p> Signup and view all the answers

How many Analog Inputs does an Arduino Uno have?

<p>6 Analog Inputs (B)</p> Signup and view all the answers

What distinguishes analog pins from digital pins on an Arduino board?

<p>Analog pins can only store values in the range 0-1023, while digital pins can only store HIGH and LOW values. (C)</p> Signup and view all the answers

What is the distinction between a microcontroller and a microprocessor?

<p>A microcontroller has memory, RAM, and peripheral connections, while a microprocessor is mainly for processing data. (A)</p> Signup and view all the answers

Why are there 14 Digital In/Out pins on an Arduino Uno?

<p>To allow for 6 of them to be used for PWM operations. (A)</p> Signup and view all the answers

What is the significance of the SCL/SDA pins on an Arduino Uno?

<p>They are responsible for sending serial clock and data signals. (B)</p> Signup and view all the answers

How do Analog Pins on an Arduino differ from Digital Pins in terms of value storage?

<p>Analog pins allow storage of continuous values, while digital pins store discrete HIGH and LOW values. (C)</p> Signup and view all the answers

Why is the ability to store values ranging from 0 – 1023 significant for Analog Pins on an Arduino board?

<p>It allows for precise voltage measurements using those pins. (B)</p> Signup and view all the answers

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