Data Warehouse Interview Questions And Answers | Data Warehouse Interview Preparation | Intellipaat
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In this Data Warehouse Interview Questions And Answers, you will learn everything about Data Warehouse interview questions with detailed answers recently asked in top MNCs. If you are preparing for a Data Warehouse job then this is a must-watch video for you. In this video, we have covered Data Warehouse basic to advance questions so that this video will be helpful to everyone at any stage of learning Data Warehouse.
🔵. The following questions are covered in this video:
00:00 - Data Warehouse Interview Questions And Answers
00:40 - Difference and Similarities Between Data Warehouse and Database
01:54 - What is the Purpose of cluster analysis in Data Warehousing?
02:32 - Difference between agglomerative and divisive hierarchical clustering
03:29 - Chameleon method used in Data warehousing
04:22 - What is Virtual Data Warehousing?
05:00 - What is Active Data Warehousing?
06:11 - What is a Snapshot with reference to Data Warehousing
06:47 - What is XMLA in Data Warehousing?
07:38 - What is ODS in Data Warehousing?
09:26 - What is the level of granularity of a fact table?
10:27 - Difference between VIEW and Materialized VIEW?
10:57 - What is Junk Dimension?
11:38 - Types of SCDs used in Data Warehousing?
12:31 - Which one is Faster Multidimensional, OLAP, or Relational OLAP?
13:50 - What is Hybrid SCD?
14:34 - Why do we Override the execute method in struts?
15:16 - What is VLDB?
15:37 - How do you load the time dimension?
15:51 - What are conformed dimensions?
16:16 - Difference between Inmon and Kimball Philosophies
17:30 - Difference between a Data Warehouse and a Data Mart?
19:00 - The ETL cycle's 3-layer Architecture
20:07 - What is Data Purging?
20:58 - Five main Testing phases of a Project
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Q. Who should watch this Data Warehouse Interview questions video?
Database Administrators and Database Modelers, Analytics Managers, ETL, and BI Developers, Data Scientists, Analysts and who are preparing for a Data Warehouse interview must watch this Data Warehouse interview questions and answers video.
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