Centralizing the integrity checking directly under the DBMS ………….. duplication and ensures the consistency and validity of the database.

Related MCQs

• Database __________ which is the logical design of the database, and the database _______ which is a snapshot of the data in the database at a given instant in time.
• Database __________ , which is the logical design of the database, and the database _______,which is a snapshot of the data in the database at a given instant in time.
•              is a special type of integrity constraint that relates two relations & maintains consistency across the relations.
• ………………… is a special type of integrity constraint that relates two relations & maintains consistency across the relations.
• ………………… is a special type of integrity constraint that relates two relations & maintains consistency across the relations.
• A DBMS that combines a DBMS and an application generator is ________ .
• In order to maintain the consistency during transactions, database provides
• ……………… defines rules regarding the values allowed in columns and is the standard mechanism for enforcing database integrity.
• The DBMS utility...................... allows reconstructing the correct state of database from the backup and history of transactions.
• DBMS is a collection of ………….. that enables user to create and maintain a database.