CONTENTS:- 1. Data storage and information system. 2. Digital preservation. 3. Library management. 4. Library reference and research desk. 5. Infornography in library science. 6. Classified and corporate classification. 7. Copyright and legislative freedom. 8. Data mining. 9. Preservation library and archival science. 10. Web archiving and censorship.
A data storage device is a device for recording storing information data. Recording can be done using virtually any form of energy, spanning from manual muscle power in handwriting, to acoustic vibrations in phonographic recording to electromagnetic energy modulating magnetic tape and optical discs. A storage device that only holds information is a recording medium. Devices that process information recording medium or a permanent component to store and retrieve information.