What is an attribute?
(1) A variable that provides properties for an HTML tag. Each attribute has a standard name. For example, the attribute for a hyperlink is a href, and its value indicates which Web page is to be displayed when the user clicks the link. (2) Characteristics of an entity. Example attributes of Order would be OrderNumber, OrderDate, SubTotal, Tax, Total, and so forth. Example attributes of a Salesperson would be SalespersonName, Email, Phone, and so forth.