It is so much easier to use a URL shortener when given a long URL. In this brief video, you will learn how to create a shorten URL using Google’s application. Then you will learn how to access the QR code created by Google.
According to Wikipedia,
QR Code (abbreviated from Quick Response Code) is the trademark for a type of matrix barcode (or two-dimensional barcode) first designed for the automotive industry in Japan. A barcode is a machine-readable optical label that contains information about the item to which it is attached. A QR code uses four standardized encoding modes (numeric, alphanumeric, byte / binary, and kanji) to efficiently store data; extensions may also be used.