Question

Which of the following is a key feature of a data warehouse?

a. this type of database is used to process day-to-day operations in real time.
b. this type of database is optimized to execute a small number of complex queries.
c. this type of database focuses on reducing data redundancy.
d. this type of database is optimized for a large number of concurrent users making changes or querying the database.

Answer 1

Answer: C

Explanation: A key feature of a data warehouse is that C) This type of database focuses on reducing data redundancy. Data redundancy refers to the storage of the same data in multiple locations, which can lead to inefficiencies and inconsistencies in data management.