Friday, November 30, 2012

Definition of Macrophotography





Macrophotography, also known as macrography and photomacrography, is a very extreme close-up photography, usually of small onjects, in which the size of the subject in the photograph is greater than life size.

Thursday, November 1, 2012

METADATA

          




 Data about data. Metadata describes how and when and by whom a particular set of data was collected, and how the data is formatted. Metadata is essential for understanding information stored in data warehouses and has become increasingly important in XML-based Web applications. Descriptive METADATA is about individual instances of data and the application of that data.