________ systems have models embedded in them,but they are still not well understood in practice.
A) Web analytics
B) Data mining and OLAP
C) XML
D) Data dictionary

Question

Quizplus · Accepted Answer

Data mining and OLAP systems have models embedded in them, but due to the complexity of these systems, they are still not well understood in practice. Web analytics and XML are not directly related to having embedded models, and while a data dictionary may be a useful component in data management, it does not inherently have embedded models.

________ Systems Have Models Embedded in Them,but They Are Still