Which term describes storing data in a temporary place before further processing occurs?

	Denormalization
	Historization
	Data staging
	Data modeling

Which item is used to organize dimension attributes in a tree-like structure for reporting purposes?

	Fact tables
	Dimension tables
	Star schemas
	Hierarchies

Which term describes the ability to store time-dependent changes, like when a customer changed their address?

	Historization
	Data staging
	Denormalization
	Data modeling

During which process can an erroneous load occur?

	Historization
	ETL
	JOIN
	Normalization

The primary purpose of snowflaking is to reduce levels of granularity.

	True
	False

Which term describes the data model for the reporting layer of the data warehouse?

	Fact table
	Dimension table
	Star schema
	Logical schema

Which term describes a process that improves query and analysis speed, but may lead to data problems?

	Denormalization
	Data staging
	Data modeling
	Historization

A multidimensional model is also referred to as a data cube or data mart.

	True
	False