"Data Mining and Data Warehouse" Important MCQs

MCQ quiz on Data Mining and Data Warehouse
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00:12 - The data Warehouse is__________.
00:25 - Expansion for DSS in DW is__________.
00:38 - The time horizon in Data warehouse is usually __________.
00:51 - The data is stored, retrieved & updated in ____________.
01:04 - __________describes the data contained in the data warehouse.
01:17 - __________ is the heart of the warehouse.
01:30 - ________________ is the specialized data warehouse database.
01:43 - ________________defines the structure of the data held in operational databases and used by operational applications.
01:56 - ________________ is held in the catalog of the warehouse database system.
02:09 - _________maps the core warehouse metadata to business concepts, familiar and useful to end users.
02:22 - ______consists of formal definitions, such as a COBOL layout or a database schema.
02:35 - _____________consists of information in the enterprise that is not in classical form.
02:48 - The star schema is composed of __________ fact table.
03:01 - The time horizon in operational environment is ___________.
03:14 - The key used in operational environment may not have an element of__________.
03:27 - Data can be updated in _____environment.
03:40 - Record cannot be updated in _____________.
03:53 - The source of all data warehouse data is the____________.
04:06 - The modern CASE tools belong to _______ category.
04:19 - Detail data in single fact table is otherwise known as__________.
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