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Which of the following is a characteristic of a data warehouse?

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Question: Which of the following is a characteristic of a data warehouse?

Options:

  1. Normalized data structure
  2. Real-time data processing
  3. Historical data storage
  4. Transactional data management

Correct Answer: Historical data storage

Solution: 

Data warehouses are characterized by their ability to store historical data for analysis, unlike operational databases which focus on current transactions.

Which of the following is a characteristic of a data warehouse?

Practice Questions

Q1
Which of the following is a characteristic of a data warehouse?
  1. Normalized data structure
  2. Real-time data processing
  3. Historical data storage
  4. Transactional data management

Questions & Step-by-Step Solutions

Which of the following is a characteristic of a data warehouse?
  • Step 1: Understand what a data warehouse is. A data warehouse is a system used for reporting and data analysis.
  • Step 2: Know that data warehouses store historical data. This means they keep data from the past for analysis.
  • Step 3: Compare data warehouses with operational databases. Operational databases are used for current transactions and day-to-day operations.
  • Step 4: Recognize that the main characteristic of a data warehouse is its focus on historical data, while operational databases focus on current data.
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