This is a Datawarehousing - Data Mining - Cube Cuboids Question:
Consider a cube defined on the following dimension hierarchies:
{customer < customer_street < customer_city < customer_state}
{supplier < supplier_city < supplier_state}
{day < month < quarter < year}
{product < product_line < product_category}
The number of cuboids that contain the supplier and quarter attributes is:
(a) 96
(b) 12
(c) 20
(d) 144
What is the answer and why?
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Answer:
option B is correct - 12 cuboids
This is because, there are total 2^3 cuboids in supplier.
And there are 4 cuboids in quarter.
Therefore total 12 cuboids in supplier and quarter
This is a Datawarehousing - Data Mining - Cube Cuboids Question: Consider a cube defined on...
Consider a cube defined on the following dimension hierarchies: {customer < customer_street < customer_city < customer_state} {supplier < supplier_city < supplier_state} {product < product_line < product_ category} The number of cuboids that contain the customer_street and product attributes is: Group of answer choices 1. 36 2. 4 3. 80 4. 20
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