Code HS Digital Information Study Guide

What digits does the Octal Number System use?

0-7

What digits does the Hexadecimal Number System use?

16

How many possible values can be made by using 2 digits?

4

What is a pixel?

A single tiny dot or square of color in a digital image

What is the binary system?

A system used by computers to encode information using 1's and 0's

What is a byte?

A unit of of digital information consisting of 8 bits

What does ASCII stand for?

American Standard Code for Information Interchange

What does #FFFFFF give you?

Black

What does #0000FF give you?

Blue

What does #00FF00 give you?

Green

In the number "100(Subscript 4)", what number is in the 4's place?

Number one

What does #FF0000 give you?

Red

The RGB Encoding Scheme defines what in a pixel?

Red, Green, Blue Light

All colors can be made by combining different amounts of what?

Red, Green, and Blue

What system do we use that uses digits 0-9?

The Decimal Number System

What is data abstraction?

The process of simplifying complicated data into smaller, more manageable pieces

What is a bit?

The smallest unit of data in a computer

The RGB Color Encoding Scheme allows us to do what?

To encode colors as numeric data

What does #000000 give you?

White

What does #FFFF00 give you?

Yellow