1. A method for characterizing data to facilitate rendering a portion of a user interface display screen, the method comprising: maintaining data in accordance with a data model accessible to webpage computer code, wherein the data model is adapted to be populated with data associated with one or more data attributes in the data model; providing a signal from the data model to webpage computer code, wherein the signal identifies a data attribute, one or more tags, and a layout object to facilitate dynamic construction of one or more user interface features characterizing a rendering of a webpage, wherein the one or more tags specify data to be retrieved from the data model, and wherein the layout object specifies one or more of a form and a table to be displayed in the webpage; organizing one or more attribute definitions in the data model as computing objects containing characterizations of the one or more data attributes; and employing a managed bean to facilitate interfacing the data model with one or more dynamic components.