In my experience, the communications major opens the doors to creativity in a way that many other majors simply do not. On the other hand, what is required of communications majors in order to get ahead does not appear any different from what is required of those who are majoring in other fields:
A GTIN is a numeric data structure containing 8 digits, 12 digits, 13. digits, or 14-digits. It is recommended that GTINs are represented in software. applications as 14-digits by right justifying and zero filling left, as appropriate. The term trade item refers to any product or service upon which there is a need.
The GTIN was developed to facilitate the global flow of products and services. With GTIN, products and services are uniquely identified at all levels of packaging, allowing for simplified supply chain management while employing the globally accepted and utilized EAN/UCC system whose language is understood globally. GTIN is used for identifying products worldwide within the EAN/UCC System. A GTIN is a 14-digit number though its bar code may contain only 12-digits (UPC), 13-digits (EAN-12) or 8-digits (EAN-8).