Arduino basics

What is an Arduino?

• A desktop computer

• A computer chip

• A micro controller

• A PlayStation controller

How many Digital In/Out pins are there on an ARDUINO UNO?

• 6

• 13

• 12

• 1

Which PIN is the LED connected to in this picture?

• Digital Pin 2

• Digital Pin 4

• Digital Pin 1

• Analog Pin 0

What is the difference between ANALOG signals and DIGITAL signals?

• Digital signals are electric, Analog signals are mechanical

• Analog signals are an older form of tech that has been replaced by digital

• Digital signals can have any value within the range of 0 -255

• Analog signals vary between 0 and 100%, while Digital signals can be either 0 or 100%.

What is another name for an Arduino program?

• A sketch

• A drawing

• A snippet

• An executable file

Which of the following lines of code tells PIN 5 to be an OUTPUT of electricity?

• pin(OUT,5);

• pinMode(5, OUTPUT);

• digitalWrite(5, ON);

• pinDigital(5, 255);

Which line of code tells PIN 5 to turn on?

• digital(5,ON);

• digital(6, HIGH);

• digitalWrite(5, LOW);

• digitalWrite(5, HIGH);