The Data Model Produced by Reverse Engineering Is Not Truly

question 47

Multiple Choice

The data model produced by reverse engineering is not truly a logical model because it will contain ________.

• A)tables for strong entities
• B)supertype/subtype tables
• C)tables for ID-dependent entities
• D)intersection tables

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Definitions:

Mean

A statistical measure that represents the average value of a set of numbers.

Median

The middle value in a data set when the values are arranged in ascending or descending order.

Mean

The arithmetic average of a set of numbers, calculated by dividing the sum of all values by the number of values.

Mode

An average of a group of values, computed by identifying the number that occurs most often.