A Candidate Key Is

question 27

Multiple Choice

A candidate key is:

• A) required to be unique.
• B) used to represent rows in relationships.
• C) a candidate to be the primary key.
• D) Both A and B
• E) All of the above

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Definitions:

Complete Information

Having all necessary and relevant data available to make informed decisions or to fully understand a situation.

Clearly Defined Problem

A problem that has been thoroughly understood and articulated, including its scope and boundaries.

Behavioural Decision Model

A framework suggesting that decisions are influenced by psychological and social factors, recognizing that humans may not always act rationally.

Cost-Benefit Analysis

A comparison of the costs and benefits of each potential course of action.