(Answered) 3q about data mining it isq1 compare the following with the

Management Studies

3Q About data mining it is

Q1: Compare the following with the help of examples.

(a) Star schema and snowflake schema

(b) Data cleaning and data transformation

(d) OLAP and OLTP

Q2:

a) Explain three tiers of data warehouse architecture.

b) Which methods are used for efficient computations of data cubes.

c) Which algorithm is most appropriate to compute closed iceberg cubes efficiently?

Q3: Discuss candidate generation in Generalized Sequential Pattern (GSP) with the help of an example.

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