Monday, 9 March 2015

DATA                           -Data is raw fact-known information.

INFORMATION          - Processed Data .

DATABASE                -Collection of interrelated data.
                                         Types:End- user data
                                                  :Mete data

END-USER DATA      - Information understand by users.

META DATA              - Data about data-Know what the data about.

DBMS                         -Data Base Management System-Set of program to access the collection of                                                    interrelated data stored in a database.

DBA                          -Data Base Administrator-Control the overall access of the system to                                                             provide security.

CONCURRENCY    - Operation on database by multiple users simultaneously with out any trouble.

CONSISTENCY      - Data base remains original even after many transaction are held in system.


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