Question
In 2021, which two states in India had the lowest forest
cover with respect to their total geographical area?Solution
In 2021, Haryana had the lowest forest cover with respect to total geographical area in India at 3.63 percent. Trailing closely behind was the state of Punjab with 3.67 percent forest cover.
A Fact Constellation Schema is also called:
In a data cube, what does "slice" operation do?
Which schema in data warehousing uses a central fact table connected to dimension tables?
Which of the following commands is part of the Transaction Control Language (TCL) in SQL?
Which type of OLAP allows analysis of multidimensional data stored in relational databases?
A surrogate key is:
Which OLAP operation involves focusing on a subset of dimensions (e.g., region=‘Asia’)?
What is the primary function of ETL in a data warehouse environment?
Which OLAP operation summarizes data along a dimension?
In a snowflake schema of a data warehouse, which of the following consequences is most likely as a result of normalization of dimension tables?