In UML-Style E-R Diagrams,a Weak Entity Is Shown by Placing

question 25

True/False

In UML-style E-R diagrams,a weak entity is shown by placing a filled-in diamond on the parent of the weak entity.

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Definitions:

Efficacy

The ability to produce a desired or intended result, often used in the context of medications or treatments.

Clinical Utility

Whether a therapeutic intervention works under real-world conditions.

Designed Studies

Research studies carefully planned to investigate specific hypotheses or questions, using systematic methods.

Spontaneous Improvement

A phenomenon where an individual experiences a natural recovery or enhancement in condition or performance without intentional intervention.