What Is a Foreign Key

question 9

Multiple Choice

What is a foreign key?

• A) A field (or group of fields) that uniquely identifies a given entity in a table.
• B) A primary key of one table that appears as an attribute in another table and acts to provide a logical relationship between the two tables.
• C) Characteristics or properties of an entity.
• D) A field (or group of fields) that uniquely identifies a given attribute in a table.

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Definitions:

Sympathy

Feelings of pity and sorrow for someone else's misfortune, often leading to expressions of compassion or offers of support.

SBAR Recommendation

A structured communication method used in healthcare to facilitate prompt and appropriate communication. SBAR stands for Situation, Background, Assessment, and Recommendation.

Short Of Breath

A sensation of not being able to get enough air; a symptom of various medical conditions, also known as dyspnea.

Pulse Oximetry

A noninvasive method used to measure the oxygen saturation level of the blood, typically using a sensor placed on the fingertip.