Character Codes

Every character needs to be converted into a number before it can be saved.
'https://msdn.microsoft.com/en-us/library/aa261360(v=vs.60).aspx

Character Encoding

This is the conversion of a symbol into a binary number

ASCII

ASCII uses a 7-bit encoding scheme that represents 128 different numbers.
ASCII only supports one alphabet

ANSI

ANSI uses a 8-bit encoding scheme that represents 218 numbers.
Also known as Windows-1252 and was the default font used in Windows 95.
This is compatible with ASCII.

UNICODE

The UNICODE character set is a universal standard across all systems.
UNICODE uses a 8-bit encoding scheme and has different types.
The most popular type is UTF-8 which is compatible with ASCII.