5_08_17 Arduino Review questions and Lesson 7 on DigitalRead

May 8, 2017
Doing:  Answer the arduino questions and email instructor before proceding.
Then do lesson 7 on Digital Read of a Serial Port

Lesson 2

What does "open source" mean?

Lesson 3

What coding language is used on the Arduino?

Where can you find sample sketches in the menu?

Lesson 4

What does the author compare computer syntax to?

What are the four main areas of the coding sketch?

What is the purpose of coding comments?

Lesson 5

What does the author compare a variable to?

How is the name variable seemingly misnamed?

What are the two parts of variable name?

What is a "Key Word" and why are they reserved for Ardunio?

Why should you always make the variable name descriptive of its function?

What is the highest positive integer that Ardunio can use?

Lesson 6

How do you set a pin mode? Why do you set a pin mode?  What are the pieces of information that the pinMode needs?

When you alter the blink rate in milliseconds to a lower number of milliseconds, what happens to the frequency of the blinks?  When you alter the blink rate in milliseconds to a higher number of milliseconds, what happens to the frequency of the blinks? Mark this page as you will be returning to it again as we work through Ardunio lessons.

Lesson 7
https://www.youtube.com/watch?v=CIrN2CaO6bo
What is a high signal?  What is a low signal?  Why are there only tow types of signals in digital electronics?