Document
A document is a single piece of data that represents one or more ideas, changes, processes, market exchangeables, and/or systems. Those documents that are created to be used by people include bills of sale, books, instructions, memos, messages, national constitutions, passports, wikipages, written articles, etc. In information technology, a document can be a computer file or a system document such as a database record. Web browsers use web documents to display webpages, etc.
