UTF means (format transformation, Unicode) is a method of coding, which is a subset of the Unicode standard to be considered.
The Unicode name of a standard is to display the information in the computers, a single pattern and an integrated offering. In Unicode, every letter of the alphabet in various languages, a code unique to be assigned. This code, permalinks, etc. to a variety of methods can be used in computer store. To the methods, etc. coding, or Encoding, they say.

these two terms, most often, to the wrong to place to work.