The Database Schema Is Defined by the DDL Components in the SQL

question 33

True/False

The database schema is defined by the DDL components in the SQL programming language.

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Definitions:

Electromagnet

A type of magnet where the magnetic field is produced by an electric current, typically involving a wire coil.

Volts-per-turn Principle

The volts-per-turn principle relates to the design of electromagnetic coils, stating that the induced voltage in a coil is proportional to the rate of change of magnetic flux linkage per turn of the coil.

Electro-magnetic Induction

A phenomenon where an electric current is induced in a conductor when it is exposed to a changing magnetic field.

Core Material

The material used in the magnetic core of electrical devices like transformers and inductors, influencing their efficiency and performance.