The Purpose of A(n)is to Simplify an Entity-Relationship Diagram (ERD)and

question 44

Multiple Choice

The purpose of a(n) is to simplify an entity-relationship diagram (ERD) and thus enhance its readability.

• A)Entity constraint
• B)entity cluster
• C)entity interface
• D)entity discriminator

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Definitions:

Annelids

A phylum of invertebrate worms known for their segmented bodies, including earthworms, leeches, and their relatives.

Molluscs

A diverse group of invertebrate animals with soft bodies, many of which have hard shells, including snails, clams, and squids.

Insects

A class of arthropods characterized by a three-part body, including a head, thorax, and abdomen, three pairs of jointed legs, compound eyes, and one pair of antennae.

Species

Group of similarly constructed organisms capable of interbreeding and producing fertile offspring; organisms that share a common gene pool; the taxon at the lowest level of classification.