A Surrogate Key Should Be Considered When ________

question 5

Multiple Choice

A surrogate key should be considered when ________.

• A)a relationship is M:N
• B)a composite key is required
• C)the key contains a lengthy text field
• D)the key contains a number
• E)an index needs to be created

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Definitions:

Sig

Short for "signatura," a term used in prescriptions indicating the directions for use given to the patient.

Immediately

Without delay; happening right at the moment or very soon after.

Bid

An acronym in medical prescribing that stands for "bis in die" which means "twice a day".

Tid

An acronym in medical prescriptions standing for "ter in die," which means three times a day.