A bar code is a pattern of wide and narrow bars printed on paper or a similar material that can be read by a computer using a scanner. It is utilized to encode various kinds of data and is most commonly seen in the Universal Product Code (UPC) used at supermarket cash registers.
Data compression involves the process of encoding information using fewer bits or other information-bearing units than an unencoded representation would use through different compression algorithms.
MIME is an extension to Internet email that allows transfer of non-textual data such as graphics, audio, and fax, enhancing the versatility and utility of email communications.
