Binary is a number system that uses a base of 2, consisting only of the digits 0 and 1. It is commonly used in computer systems because it represents digital information using electrical signals.
The decimal system is a number system that uses a base of 10. It includes the digits 0-9 and each digit's value is determined by its position within the number.
Octal: Octal is a number system that uses a base of eight, consisting only of the digits from 0 to 7.