# Rays

Perforated cathode ray tube

Why is a perforated cathode used? Putting holes in the Cathode allows the positive ions to pass through the cathode separating them from negative ions...

What is meant by bit flipping?

What is flipping a bit? Flipping a bit is where you take a binary digit, or bit, and flip it's value to it's opposite. We are learning how to use bitw...

Two rays that share an endpoint and extend in opposite directions to form a line

What extend in two directions from a point on a line? A line is defined as a line of points that extends infinitely in two directions which is shown b...