The Integrity Constraint That Ensures That Every Many Record in a One-To-Many

question 59

Multiple Choice

The integrity constraint that ensures that every many record in a one-to-many relationship has a matching record in the one file is called:

• A) entity integrity.
• B) referential integrity.
• C) domain integrity.
• D) ordinal integrity.
• E) cardinal integrity.

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Definitions:

Prenatal Development

The development and growth journey inside the womb from the point of conception to the time of birth.

Zygotic Stage

The earliest developmental stage of an embryo, starting from fertilization until it becomes a blastocyst.

DNA

Deoxyribonucleic acid, a molecule that carries the genetic instructions used in the growth, development, functioning, and reproduction of all living organisms.

Zygote

The initial cell formed when a sperm cell fertilizes an egg cell, which will then undergo cell division and grow into an embryo.