DE&R: Arduino C++ Basics

Front

What is the syntax for declaring a variable in Arduino C++?

Back

data_type variable_name = value

Front

Which data type is used to store floating point numbers in Arduino C++?

Back

float

Front

How can you use the serial monitor to display messages in Arduino C++?

Back

Use Serial.print() or Serial.println() functions

Front

What function is used to establish communication/connection between your Arduino board and your Serial monitor?

Back

Serial.begin(9600)

Front

What is the keyword used to convert String value to int value?

Back

.toInt()

Front

Which data type is used to store characters in Arduino C++?

Back

String

Front

What is the difference between int and float?

Back

An integer is a whole number; a float has a decimal or fraction

Front

What is the function of 'Serial.print()' in Arduino C++?

Back

To print the data on the serial monitor

Front

How can you print the value of a variable to the serial monitor in Arduino C++?

Back

Serial.print(variableName);

Front

Which data type is used for numbers with fractional values in Arduino C++?

Back

float