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Questions and Answers
What is the purpose of a data warehouse?
What is the purpose of a data warehouse?
- To perform ad hoc queries
- To assist in decision-making
- To transform data into information
- To combine data from various sources (correct)
What is the main difference between a data warehouse and a database?
What is the main difference between a data warehouse and a database?
- Databases store data in a structured manner
- Databases are used for transactional processing
- Data warehousing is used for analytical reporting
- Data warehouses are created by combining data (correct)
What is the process of arranging and storing data in a data warehouse called?
What is the process of arranging and storing data in a data warehouse called?
- Data cleaning
- Data warehousing (correct)
- Data integration
- Data mining
Which of the following is commonly used in data warehouses to assist management inquiries?
Which of the following is commonly used in data warehouses to assist management inquiries?
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