What are the different models used in cluster analysis?
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Explain what are slowly changing dimensions?
What is dimension modeling?
How can we transform row to column?
Can you brief about the Data warehouse project you worked on?
What are the advantages of cold fusion?
Where we use surrogate key explain with example?
Explain what is the difference between stop and abort?
How are models actually derived?
Explain what are the advantages data mining over traditional approaches?
1.WHAT IS DATA MART ?
Hierarchy of DWH?
2 Answers Accenture, EDS, IBM, iFlex, TCS,
Explain what is the difference between a primary and secondary actor in use case modeling?