Mars Inc. is a privately held company that produces some of the world's leading confectionery, food, pet care, beverage, electronics products, and now health food, and operates in more than 65 countries.
Metadata is a description or definition of electronic data, or data about data. Often, metadata can only be accessed in certain viewing modes. Metadata can include descriptive HTML tags (see Meta Tag) and information about when a document was created, and what changes have been made on that document.
The metadata of a Web service describes what a client needs to know in order to interact with it. For example, the format and the content of the messages that are exchanged are usually described in XML Schema.