Question
A, B, C, D, E, and F are sitting around a circular table
facing the centre. B sits second to the left of C. F sits to the immediate left of B. D sits second to the left of E. Who sits second to the right of A?ΒSolution
'Data modelling' means:
In a data warehouse, a fact table typically contains:
In a data cube, what does "slice" operation do?
Which OLAP operation involves focusing on a subset of dimensions (e.g., region=βAsiaβ)?
Which OLAP operation allows drilling down into more detailed data?
Which of the following is a key process in ETL?
Which type of data warehouse is focused on specific business lines or departments?
Which type of OLAP allows analysis of multidimensional data stored in relational databases?
A star schema in a data warehouse consists of:
Which OLAP operation allows users to view data at different levels of granularity?