Match Each of the Following E-R Structures with Its Relational

question 168

Multiple Choice

Match each of the following E-R structures with its relational representation.
-Create a relation with primary key and nonkey attributes.

• A)regular entity
• B)weak entity
• C)binary or unary 1:1 relationship
• D)binary 1:N relationship
• E)binary or unary M:N relationship or associative entity
• F)binary or unary M:N relationship or associative entity with its own key

---

Definitions:

Palpating

The act of examining or exploring body parts by touch.

Mensuration

The act or process of measuring. In mathematics, it typically refers to the measurement of geometric figures and their areas and volumes.

Calibrating

The process of adjusting an instrument or tool so that its measurements are aligned with a known standard or accuracy.

Temporal Artery

A major artery located on each side of the head, palpable above the external ear, and often used to assess the body's temperature in the context of fever or illness.