Question
What is Open Employment?
Solution
Open Unemployment a situation where a large section of the labour force does not get a job that may yield them regular income. Underemployment is a situation in which a worker is employed, but his or her work hours and/or wages have been reduced other than at the worker's request Disguised unemployment exists where part of the labor force is either left without work or is working in a redundant manner where worker productivity is essentially zero
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?