How Do Online Analytical Processing Systems Improve Performance

question 51

Multiple Choice

How do online analytical processing systems improve performance?

• A) They preaggregate data so that only the subset of the data necessary for the queries is extracted.
• B) They use reasoning methods based on knowledge about a specific problem domain.
• C) They make hypothetical changes to the data associated with a problem.
• D) They allow for multiple dimensions to be added to a traditional two-dimensional table.
• E) They provide capabilities for discovering "hidden" predictive relationships in the data.

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Definitions:

Involuntary Terminations

The act of ending an employee's contract or employment against their will, often due to layoffs or disciplinary actions.

Employee Leasing

Involves an organization paying a fee to a leasing company that provides a pool of employees who are available on a temporary basis. This pool of employees usually constitutes a group or crew intended to handle all or most of the organization’s work needs in a particular area.

Contingent Workforce

A labor pool consisting of people employed by organizations on a non-permanent basis, such as freelancers, temporary contract workers, or consultants.

Survivor Syndrome

Emotional and psychological effects experienced by employees who remain in an organization after significant layoffs or restructuring.