In a binary numeral system, there are only two numbers: 0 and 1. The numbers 0–4 look like this in binary: 0 0. 1 1. 2 10. 3 11. 4 100. When binary information about the world is stored in a ...

Binary code is used widely in computer programming, so it is important to learn what it means and how to use it. Denary The decimal number system, which we use everyday, is called denary .

Boolean algebra is a branch of mathematics that deals with operations on logical values with binary variables. Boolean variables are represented as binary numbers to represent truths: 1 = true and ...