What Is Meant by the Phrase "Hierarchy of Data" and Why

question 31

Essay

What is meant by the phrase "hierarchy of data" and why is it important to know about this when creating a database?

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Definitions:

Earplugs

Small devices inserted into the ear canal to protect the ears from loud noises, water, or to block out sound while sleeping.

Contestant

An individual who takes part in a competition, aiming to win a prize or achieve recognition.

Withered Leaves

Leaves that have shriveled, dried up, and lost their vitality, often due to lack of water, disease, or aging.

Past Tense

A verb tense used to describe actions or events that have happened in the past.