Metadata (Information Management)

Metadata

Introduction

Metadata is basically information about a particular data . In simple terms , it is data about data . It is structured information that allows retrieval , usage and management of an information resource . If there is information content , whether in form of print , electronic , image , text or video , then a metadata of that information content will exist which will tell you about its length , author , publishing date etc . The metadata also includes the brief summary , abstract or preview of a particular information content . The metadata is very useful tool to locate

and access electronically archived data . Such as to meet a person you have to know its name , contact number and address , likewise to access a specific information and data , you have to know its structure type and location which is contained in metadata

Metadata Defined

The term metadata has wide usage in different organizations and communities . For some , metadata is a kind of machine readable information which is in the form of procedures and is used to perform operations on information . However for others , it is simply information which describes several kinds of electronic information resources Metadata is also extensively used in libraries to describe digital and non digital data . The library catalogues are form of metadata . Metadata is used to describe information objects ranging from published books to electronic data , artistic items , training materials and scientific knowledge

There are three main categories of metadata

Descriptive : This type of metadata is used for the purpose of finding and locating information...