Normal forms are used to

Projection operator:

Shadow paging is:

Which one is used to create complex entities?

Finding relevant information from a large volume of data is called:

The collection of information stored in a database at a particular moment is called:

The role of a DBA is to:

Which one refers to the hashing in which the number of disk accesses needed to locate a specific record is never more than two?

A repository of information gathered from multiple sources stored under a unified schema at a single site is:

Execution of a transaction in isolation preserves:

Who gave the 12 rules for any RDBMS to be accepted as a full-fledged RDBMS?