The Purpose of the E-R Model Is to Help Database

question 29

Multiple Choice

The purpose of the E-R model is to help database designers:

• A)Identify data redundancies
• B)Create databases in third normal form
• C)Design databases and depict data relationships

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Definitions:

Brand Loyalty

The tendency of consumers to continuously purchase one brand's products over others because of perceived superiority or emotional attachment.

Herfindahl Index

An evaluation of corporations' sizes in contrast to the overall market, pointing to the level of rivalry among them.

Price Leadership

Price leadership is a market situation where one dominant firm sets the price for goods or services in an industry, and other firms follow suit, either explicitly or implicitly.