The Most Efficient Tables (In Terms of Storage Efficiency)in Relational

question 4

Multiple Choice

The most efficient tables (in terms of storage efficiency) in relational database management systems:

• A)Have duplicate data,especially for when more than one table is joined together for queries
• B)Have no redundant data
• C)Are denormalized
• D)Have entire tables duplicated
• E)Use plasma technologies

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Definitions:

Conductor

A material that permits the flow of electrical current, often used for making wires and other components in electrical circuits.

Electro-magnetism

A fundamental branch of physics concerned with the electromagnetic force that occurs between electrically charged particles.

Conductor

A material or object that allows the flow of electrical current in one or more directions.

Magnetic Flux Density

Magnetic flux density is a measure of the strength and direction of a magnetic field at a particular point, expressed in teslas (T), indicating how dense the field lines are in that area.