Question 1:
Data warehouse can be stated as “a subject-oriented, time-variant, integrated, non-volatile collection of data” in support of management’s decision making procedure.
Illustrate out the above concept and support your answer with suitable instances.
Question 2:
Illustrate out three (3) main benefits which a company will gain by executing a data warehouse.
Question 3:
Illustrate out three (3) problems associated with implementation of data warehouse.
Question 4:
What do you understand by the term Data Mart? Discuss and illustrate out how Data Marts diverge from data warehouses and recognize any two reasons for executing the Data Mart.