A cube is mainly used for multi-dimensional analysis. The below questions can be answered if we have collected considerable amount of data

• What are the total sales for each product by location wise?
• Who is the most visited customer over period of time?
• Which products are selling best over time?

A cube contains different faces, each face represents dimension, facts and measures(group of facts)

Region, Products are the dimension in the above picture. Measure are aggregated based on Region and Products.