Retrieval Is Very Fast Through Data Cubes Because ________

question 24

Multiple Choice

Retrieval is very fast through data cubes because ________.

• A) data cubes use a separate server which is tuned for fast retrieval and reporting
• B) data are already grouped in logical dimensions, such as sales by product, city, region, and country
• C) data cubes represent information in the form of objects, and use object-oriented programming languages to access them
• D) data cubes organize data by attaching XML tags to them

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Definitions:

Destinations

The intended final location or target where something or someone is directed, often associated with travel, logistics, and distribution.

Analytic Postoptimality

Analysis performed after an optimal solution has been found, to understand how changes to the parameters affect the solution's optimality.

Sensitivity Analysis

An analysis that projects how much a solution may change if there are changes in the variables or input data.

Linear Programming

A mathematical modeling technique used to achieve the best outcome in a mathematical model whose requirements are represented by linear relationships.