In the Relational Database Model, Related Tables Can Be Joined

question 74

Multiple Choice

In the relational database model, related tables can be joined when they contain common _____.

• A) primary keys
• B) rows
• C) records
• D) columns
• E) files

---

Definitions:

Respiratory Distress

A condition characterized by difficulty breathing, often associated with a lack of oxygen and involving rapid, shallow breathing, and possibly symptoms such as gasping or wheezing.

Kauai Longitudinal Study

A long-term research project that began in 1955, studying the development of individuals from birth into adulthood on the island of Kauai, focusing on the effects of biological and environmental factors on development.

Low Birth Weight

The condition of a newborn weighing less than 2,500 grams (5 pounds, 8 ounces) at birth.

Birth Injuries

Physical damage suffered by an infant during the birth process, which can range from minor, temporary injuries to severe, permanent disabilities.