DQ 150 words

Discussion Questions: 
DQ1: Data Administration
Describe three common problems of ineffective data administration.
DQ2: Architecture
Discuss two-tier and three-tier architecture. Cite an example of of one or both structures.

DQ3: Data Warehouse
Discuss the purposes of populating a data warehouse and the problems of data reconciliation. Does the notion of a data warehouse introduce new security concerns or exacerbate existing ones?
DQ4: Data Integration
List some approaches to data integration. What is data federation? What is Data propagation?
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