ARDUINO TEST REVIEW EXAM QUESTIONS AND ANSWERS

What can an Arduino be used for? - ANSWER Arduino is a great tool
for developing interactive objects, taking inputs from a variety of
switches or sensors and controlling a variety of lights, motors and other
outputs. Arduino projects can be stand-alone or they can be connected
to a computer using USB.

What are Arduino's two main program structures? - ANSWER void
setup() and void loop()

How many analogue ports does an Arduino have? - ANSWER 6 analog
ports

Name some components that require an analogue input. - ANSWER
Photo Resistor and an LDR

Name some components that require digital input. - ANSWER An
Object Detecting Sensor (ODS), Photo Resistor, LDR, LED, Buzzer,
Button and a aRGB Led

Name some components that require a 5V or Vcc port. - ANSWER A
Button, Object Detecting Sensor, Photo Resistor, LDR, LED and a
Buzzer,

Write a command that you would use for a button component to tell the
Arduino that it is connected to port 11? - ANSWER int button = 11;

Write a command line that you would use to light up an LED on port 5? -
ANSWER int LED = 5;

Write a line of code to pause a program for 2.5 seconds? - ANSWER
delay(2500);