Which of the Following Is the Correct Technique for Representing

question 78

Multiple Choice

Which of the following is the correct technique for representing a 1:N relationship in the relational model?

• A) The key of the entity on the one side is placed into the relation for the entity on the many side.
• B) The key of the child is placed into the relation of the parent.
• C) The key of either relation can be placed into the other relation.
• D) The key of the entity on the many side is placed into the relation for the entity on the one side.
• E) An intersection relation is created, and the keys from both parent entities are placed as keys in the intersection relation.

---

Definitions:

Serotonin

A neurotransmitter important in regulating mood, appetite, sleep, memory, and learning.

Endorphins

Peptides produced by the central nervous system and the pituitary gland that act as neurotransmitters and have pain-relieving properties similar to morphine.

Mindfulness Meditation

A practice of mindfulness that involves focusing one's attention on the present moment, often as a method of reducing stress.

Hemisphere

Half of the earth, especially as divided into northern and southern halves by the equator, or into western and eastern halves by an imaginary line passing through the poles.