In the Relational Database Model

question 50

Multiple Choice

In the relational database model

• A)relationships are explicit
• B)the user perceives that files are linked using pointers
• C)data is represented on two-dimensional tables
• D)data is represented as a tree structure

---

Definitions:

Observations

Individual data points or items recorded during an experiment or survey.

Least Squares Regression Line

A statistical method used to find a straight line that best fits a set of data points by minimizing the sum of the squares of the vertical distances of the points from the line.

Income

The amount of money received by a person or organization, often from employment, investments, or business ventures.

Education

The act of obtaining or providing structured learning, particularly in educational institutions like schools or universities.