Which of the following best describes the primary function of a database index?
In a snowflake schema of a data warehouse, which of the following consequences is most likely as a result of normalization of dimension tables?
In a data warehouse, a fact table typically contains:
Which OLAP operation rotates the data axes to provide an alternative presentation?
Which of the following is NOT a characteristic of OLAP systems?
A surrogate key is:
Which OLAP operation summarizes data along a dimension?
Which type of OLAP allows operations on pre-aggregated data cubes?
Which of the following best describes a Data Warehouse?
Which type of OLAP allows analysis of multidimensional data stored in relational databases?