Data warehouse mcqs sanfoundry
WebA. 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 C. Make sure that data loads at expected time frame to improve scalability and performance D. All of the above View Answer 3. In ETL, Facts are related to dimensions. A. TRUE WebFeb 11, 2024 · Here are Data Warehouse interview questions and answers for fresher as well experienced candidates to get their dream job. 1) What is Data Warehouse? Data …
Data warehouse mcqs sanfoundry
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WebDataWarehousing MCQ 1: Data dictionary is 2: Data warehouse is 3: Data cleaning is 4: Decision support systems (DSS) is Data Warehouse environment Architecture of a data warehouse methodology Data Warehouse analysis Data Warehouse design Construction and administration of Data Warehouse
WebExplanation: A huge collection of different types of data/information which collected from many different sources stored in one place is called a data warehouse. It works just like the standard warehouse, which is generally a type of holding area/building to store the different types of different goods in huge quantities until they are further ... WebData mining metadata. ANSWER: C 12. ________________ is held in the catalog of the warehouse database system. A. Application level metadata. B. Algorithmic level metadata. C. Departmental level metadata. D. Core …
WebData Warehousing Quiz Question with Answer 1. Bill Inmon has estimated___________of the time required to build a data warehouse, is consumed inthe conversion process. 10 percent. 20 percent. 40 percent 80 percent 2. The time horizon in Data warehouse is usually 1-2 years. 3-4years. 5-6 years. 5-10 years. 3. WebFree download in PDF Data warehouse Multiple Choice Questions(MCQs) & Answers. These multiple choice questions on Computer Science are very useful for NIELIT, BCA, …
WebA. 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 C. …
WebExplanation: In general, data warehousing consist of data integration, data cleaning, and data consolidations. Therefore to integrate heterogeneous databases, there are two … flashcards carrefourWebMay 18, 2024 · 5. 6. The main purpose of a data warehouse is to research different data. 7. A data mart is designed for the optimization of the performance for well-defined and … flash cards cameraWeb400+ Data Mining and Data Warehouse Solved MCQs with PDF Download Computer Science Engineering (CSE) Data Mining and Data Warehouse Set 1 Data Mining and Data Warehouse Solved MCQs Download PDF Take a Test Set 1 of 17 Sets discuss discuss discuss discuss discuss discuss discuss discuss discuss discuss discuss … flash cards cartoonWebData 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 … flashcards caseWebData Warehousing and Data Mining MCQs 1. Data Mining is also referred to as ___. a. Knowledge discovery in databases b. Data Cleaning c. Data extraction d. Data … flashcards cartoonWeba) Improved data storage and information retrieval b) Improved extract, transform and load features for data integration c) Improved data warehousing functionality d) Improved security, workload management, … flash cards cdlWebJun 17, 2024 · A data warehouse is useful to all organisations that currently use OLTP. A data warehouse is valuable to the organisations that need to keep an audit trail of their … flash cards cell biology