Data warehouse : a consolidated/integrated view of corporate data drawn from disparate operational data sources and a range of end-user access tools capable of supporting simple to highly complex queries to support decision-making.
Benefits:
.Potential high return on investment
.Competitive advantage
.Increased productivity of corporate decision-makers
kalvinspartan answered the question on July 4, 2018 at 16:36
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Describe the characteristics of the data held in a data warehouse.
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Describe the characteristics of the data held in a data warehouse.
Date posted:
July 4, 2018
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Describe what relationships represent in an ER model and provide examples of unary, binary, and ternary relationships
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Describe what relationships represent in an ER model and provide examples of unary, binary, and ternary relationships
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July 4, 2018
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Describe what entities represent in an ER model and provide examples of entities with a physical or conceptual existence.
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Describe what entities represent in an ER model and provide examples of entities with a physical or conceptual existence.
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July 4, 2018
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July 4, 2018
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What is the purpose of the systems definition stage?
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July 4, 2018
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Describe how fact-finding is used throughout the stages of the database system development lifecycle
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July 4, 2018
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Briefly describe what the process of fact-finding attempts to achieve for a database developer.
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Briefly describe what the process of fact-finding attempts to achieve for a database developer.
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July 4, 2018
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Explain the purpose and scope of database security.
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Discuss the process of testing the database system and its purpose
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What are the main activities associated with operational maintenance stage.
Date posted:
July 4, 2018
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Describe the purpose of the data conversion and loading stage.
Date posted:
July 4, 2018
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Discuss the main activities associated with the implementation stage.
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July 4, 2018
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Describe the potential benefits of developing a prototype database system.
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July 4, 2018
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Discuss the two main activities associated with application design.
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July 4, 2018
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Explain why it is necessary to select the target DBMS before beginning the physical database design phase.
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July 4, 2018
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Discuss what a user view represents when designing a database system.
Date posted:
July 4, 2018
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Describe the purpose of creating a mission statement and mission objectives for the required database during the database planning stage.
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Describe the purpose of creating a mission statement and mission objectives for the required database during the database planning stage.
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July 4, 2018
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Briefly describe the stages of the database system development lifecycle.
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Briefly describe the stages of the database system development lifecycle.
Date posted:
July 4, 2018
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Discuss the relationship between the information systems lifecycle and the database system development lifecycle.
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Discuss the relationship between the information systems lifecycle and the database system development lifecycle.
Date posted:
July 4, 2018
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Answers (1)