Which of the Following Describes Lookup Files

question 185

Multiple Choice

Which of the following describes lookup files?

• A) Lookup fields cannot be used in searches.
• B) Lookups contain static data available in the index.
• C) Lookups add more fields to results returned by a search.
• D) Lookups pull data at index time and add them to search results.

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Definitions:

Expected Variance

Expected Variance is a statistical measure that captures the anticipated variability or dispersion of returns on an investment.

Probability Distribution

A mathematical tool that catalogues all possible values a random variable could assume and their likelihoods within a specified range.

Stock of the Economy

The stock of the economy typically refers to the total value of assets, both financial and physical, possessed within an economy at a given time.

Expected Variance

A statistical measure that represents the dispersion of possible returns of an investment, used in portfolio theory to gauge risk.