Question: (a) What is the difference between a DBMS and an IR System? (b) Define support and confidence in the context of association rule mining? (c)

(a) What is the difference between a DBMS and an IR System?

(b) Define support and confidence in the context of association rule mining?

(c) Do we need training data for classification? If so then why? Do we need training data for clustering? If so then why? (d) What are the components of a Workload description?

(e) Distinguish between relational OLAP (ROLAP) and multi-dimensional OLAP (MOLAP)

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