An Operational Data Store (ODS) Is A(n)

question 70

Multiple Choice

An operational data store (ODS) is a(n) :

• A) place to store all unreconciled data.
• B) representation of the operational data.
• C) integrated, subject-oriented, updateable, current-valued, detailed database designed to serve the decision support needs of operational users.
• D) small-scale data mart.

---

Definitions:

Placebo

An inactive substance or treatment given to a patient instead of medication, used in controlled experiments to test effectiveness.

Alzheimer's Disease

A progressive neurological disorder that causes memory loss and cognitive decline due to the death of brain cells.

Actual Drug

Refers to a pharmaceutical compound that has a therapeutic effect when administered, as opposed to a placebo which has no pharmacological effect.

Independent Variable

In an experiment, the variable that is manipulated or changed by the researcher to observe its effects on the dependent variable.