One Characteristic of Independent Data Marts Is Complexity for End

question 95

Multiple Choice

One characteristic of independent data marts is complexity for end users when they need to access data in separate data marts. This complexity is caused by not only having to access data from separate databases, but also from:

• A) the possibility of a new generation of inconsistent data systems, the data marts themselves.
• B) lack of user training.
• C) denormalized data.
• D) incongruent data formats.

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Definitions:

Matched Design

A research design that matches the experimental participants with control participants who are similar on key characteristics.

Epidemiological

Relating to the study of how disease rates vary among different population groups to identify patterns, causes, and control health problems.

Experimental

Referring to a method of investigation in the sciences and social sciences in which variables are manipulated to observe and measure effects on a particular outcome.

Natural

Pertaining to or derived from the physical world and the processes in it.