Question
Five girls are sitting in a row. F is not adjacent to Q
or Y. N is not adjacent to Q. F is adjacent to Z. Z is at the middle in the row. Then, N is adjacent to whom out of the following?Solution
Which SQL function returns the total number of rows in a table?
Which clause is used to sort the results in SQL?
Which type of OLAP allows operations on pre-aggregated data cubes?
In a data warehouse, a fact table typically contains:
Which of the following is NOT a common OLAP operation?
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 star schema, what is the main advantage of using surrogate keys in fact tables?
Which process loads data from multiple sources into a data warehouse?
Which OLAP operation summarizes data along a dimension?
Which OLAP operation rotates the data axes to provide an alternative presentation?