# Category Archives: Computer Science

## What is a binary number?

Binary numbers are the life blood of computer. You probably know what they look like: a bunch of 1’s and 0’s. Here are some non-examples of Binary numbers Example 1: 12 Example 2: 31 Example 3: 15 Here are some examples of Binary numbers Example 1: 101101 Example 2: 101 Example 3: 10 So how … Continue reading What is a binary number? →

## Why do computers use binary numbers [Answered]?

We all know what decimal numbers are: 1, 2, 3, 4, 5, etc. However, many other numeral systems exist and you might have heard about or seen others, like hexadecimal numbers (for example: 3F2B) or binary numbers (for example: 10101011), which may seem cryptic and meaningless. These hexadecimal or binary numbers can easily be converted … Continue reading Why do computers use binary numbers [Answered]? →