An Online Public Aces Catalog (often abbreviated as OPAC or simply Library Catalog) is an online database of materials held by a library or group of libraries. User search in library catalog principally to locate books and other material available at a library. In simple language it is an electronic version of the card caalog. OPAC is the gateway to library’s collection. Information about documents can be searched using powerful search engine according to:


    • 1) Title

    • 2) Accession No.

    • 3) Author, co-author

    • 4) Subject, publisher

    • 5) Class No., ISB No.

    • 6) Publication year and so on…