Data warehouses mcqs
WebNov 12, 2024 · PostgreSQL allows the data warehouse to analyze, transform, model, and deliver the data in a database server, making it both flexible and intelligent. In short, it helps developers to create … Web1) Data scrubbing is which of the following? A process to reject data from the data warehouse and to create the necessary indexes. A process to load the data in the data …
Data warehouses mcqs
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WebA data warehouse is which of the following? A.Can be updated by end-users. B.Contains numerous naming conventions and formats. C.Organized around important subject areas. D.Contains only current data. Answer: Option C 6. A snowflake schema is which of the following types of tables? A.Fact B.Dimension C.Helper D.All of the above Answer: … WebDec 30, 2024 · Explanation: The data within a data warehouse is usually derived from a wide range of sources such as application log files and transaction applications. A data …
WebData Warehouse is a relational database management system (RDBMS) construct to meet the requirement of transaction processing systems. It can be loosely described as any … WebJun 17, 2024 · In this Data warehousing mcqs set you will find out mcq question on data warehouse with answers and will help to clear any data warehouse objective exam.We …
Web1. ETL stands for? A. Extract, Transfer and Load B. Extract, Transform and Load C. Extract, Time and Load D. Extract, Transform and Loss View Answer 2. ETL testing includes? A. Verify whether the data is transforming correctly according to business requirements B. Make sure that ETL application reports invalid data and replaces with default values WebA. A data warehouse refers to a database that is maintained separately from an organization’s operational databases. B. Data in the data warehouse are stored to …
WebHere is the collection of top 20 MCQ questions on data warehouse architecture includes multiple-choice questions on three-tier data warehouse architecture, data warehouse models, and the features of OLTP and OLAP systems.
WebMay 29, 2024 · Test your working knowledge about Snowflake's Cloud Data Warehouse by answering the well-researched quiz questions. Snowflake Cloud Data is a popular user-friendly database that is used … how many fear games are thereWebNov 12, 2024 · PostgreSQL allows the data warehouse to analyze, transform, model, and deliver the data in a database server, making it both flexible and intelligent. In short, it … how many fdic banks are located in the usWebData Mining MCQ’s Viva Questions 1: Which of the following applied on warehouse? a) write only b) read only c) both a & b d) none of these Answer - Click Here: 2: Data can be store , retrive and updated in … a) SMTOP b) OLTP c) FTP d) OLAP Answer - Click Here: 3: Which of the following is a good alternative to the star schema? a) snow flake schema how many fear nots are in the bibleWebQUESTION6 Topic:Data Warehousing Test. Which of the following factors are determined and evaluated for cost control of a project. The magnitude of a cost variance. The cause … high waisted corporate pantsWebJan 31, 2024 · A Data Warehousing (DW) is process for collecting and managing data from varied sources to provide meaningful business insights. A Data warehouse is typically used to connect and analyze business … how many fear not in the bibleWebOct 3, 2024 · 37. Data scrubbing is _____________. A. a process to reject data from the data warehouse and to create the necessary indexes. B. a process to load the data in … high waisted control top swim bottoms printWebThis set of Multiple Choice Questions & Answers (MCQs) focuses on “Big-Data”. 1. As companies move past the experimental phase with Hadoop, many cite the need for additional capabilities, including … high waisted corduroy stretch pants