A Candidate Key Is One of a Group of Keys

question 85

True/False

A candidate key is one of a group of keys that may serve as the primary key in a relation.

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Definitions:

Beta

A measure of the volatility, or systematic risk, of a security or a portfolio in comparison to the market as a whole, where a beta greater than one indicates higher than market volatility and less than one indicates lower.

Security Market Line

The Security Market Line graphically represents the expected return of assets as a function of their systematic, non-diversifiable risk.

Risk-Adjusted Rate

A rate of return that has been adjusted to take into account the risk or volatility of the investment, providing a more accurate measure of its potential reward.

Risk Aversion

A preference to avoid uncertainty, characterized by investors' tendencies to prefer safer investments over more risky ones.