In a Relational Database Design,all Relationships Are Expressed by ________

question 7

Multiple Choice

In a relational database design,all relationships are expressed by ________.

• A)creating a primary key
• B)creating a foreign key
• C)creating a supertype
• D)creating a subtype
• E)creating a line between entities

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Definitions:

Transfer of Electrons

A fundamental process in chemistry where electrons move from one atom, ion, or molecule to another, driving various chemical reactions and energy production.

Neutrons

Subatomic particles found in the nucleus of an atom, having no electrical charge and a mass slightly greater than that of protons.

Protons

Positively charged subatomic particles found in the nucleus of an atom, contributing to the atom's mass and defining the element's atomic number.

Electrons

Electrons are subatomic particles with a negative electric charge, found in all atoms and acting as the primary carrier of electricity in solids.