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Data Warehousing Fundamentals Test 2
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Data Warehousing Fundamentals Test 2
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25 Questions

1. Which of the following is true about Data mining?
2. All else being equal - which of the following elements of a single MDX WHERE clause will evaluate first?
3. Choose the most correct statement:
4. Modifying an OLAP Cube to view information from only a single year is an example of which operation?
5. Which of the following is not a type of OLAP?
6. Which of the following is NOT a benefit of data warehousing?
7. What is a slice in the context of Amazon Redshift?
8. Which of the following can present summary data from an OLAP server?
9. Which of the following is not a valid context for the MDX From clause?
10. Which of the following is a required property of information passed to the Microsoft Sequence Clustering Algorithm?
11. Which of the following is true about 'Dice' operation?
12. What is the principal disadvantage of Type 3 Slowly Changing Data management?
13. Which line is not a valid MDX comment?
14. Which of the following operations navigate data from less detailed data to highly detailed data?
15. ???ROLAP??? is preferred over ???MOLAP??? in which of the following cases?
16. Which of the following is an example of a non-aggregatable measure?
17. Which of the following environments has a higher amount of Joins
18. Choose the most correct statement:
19. What property do Router Transformations and Filter Transformations have in common?
20. The ???Slice??? operation deals with?
21. Which of following stages involve data update in the warehouse for every transaction performed on the source data?
22. Where does cleansing take place during the ETL phase of data bound for a MOLAP based data warehouse?
23. Which of the following implements Multidimensional OLAP?
24. What are the following is not a requirement of First Normal Form?
25. Which of the following is a method for delta detection during the ETL process?

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