What Are Dimensional Databases

question 8

Multiple Choice

What are dimensional databases?

• A)databases storing detailed data about organizational operations
• B)databases that are structured to support OLAP processing
• C)databases consisting of data developed by individual end-users
• D)databases that are located online and cover millions of systems

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Definitions:

Strong-Form Efficient

A hypothesis that states all information, both public and private, is completely accounted for in stock prices, and that no investor can achieve consistently higher returns.

CAPM

The Capital Asset Pricing Model, a formula used to determine the expected return of an asset based on its beta and expected market returns, thus assessing its inherent risk and cost of capital.

Beta

A measure of a security's or portfolio's volatility, or systematic risk, in comparison to the market as a whole.

Risk-free Rate

The risk-free rate is the theoretical return on an investment with zero risk, often represented by the yield on short-term government securities.