⟩ Which type of data models are used by databases configured for OLAP? a) Multidimensional b) Single dimensional c) Two dimensional d) Three dimensional
a) Multidimensional
a) Multidimensional
MOLAP databases generally give better performance. a) True b) False
__________operation of OLAP involves computing all of the data relationships for one or more dimensions. a) Slice b) Roll up c) Dice d) Pivot
What are the applications of OLAP? a) business reporting for sales, marketing b) Budgeting c) Forecasting d) All of the above
What are models and meta models?
What do u meant by SBI of an object?
Differentiate persistent & non-persistent objects?
What are the steps involved in designing?
What are the main underlying concepts of object orientation?
What do you mean by analysis and design?
A model is not used for a) documentation b) visualization c) understanding d) realization