Understanding Hexadecimal Color Codes

The video explains how computer screens display colors using pixels, each with red, green, and blue lights. It introduces hexadecimal color codes, which tell the computer how much of each light to use. The video details how hex codes are calculated, using a base 16 system, and demonstrates this with an example. Finally, it describes how this process is repeated continuously for millions of pixels every second.

What are the three primary colors used by a computer to create other colors?

• Red, Yellow, Blue

• Red, Blue, Yellow

• Red, Green, Blue

• Red, Green, Yellow

How many parts does a hexadecimal color code have?

• Two parts

• Three parts

• Four parts

• Five parts

Which letters are used in hexadecimal to represent numbers 10 through 15?

• A through E

• A through F

• B through G

• C through H

In a hexadecimal system, what is the base number?

• 16

• 12

• 10

• 14

What is the decimal value of the hexadecimal 'E8' for the red light?

• 232

• 220

• 200

• 240