Exam 4: Databases and Datawarehouses

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________ specifies the characteristics of a field, such as the type of data it will hold.

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A

In Robin Dave Hospital, visiting physicians use different spreadsheets to record the name, address, mobile number, and email of clients. These individual spreadsheets are then compiled by a data-entry operator into one spreadsheet. What type of information does the compiled spreadsheet represent?

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B

Which database architecture is especially used for managing web content and web-based resources?

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D

Master data management has more to do with technology than people, processes, and governance.

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What are shadow systems? How do they hinder managers who are looking for company-wide summaries?

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Building interfaces, or bridges, between different databases to link common fields is an integration strategy.

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In enterprise information management, data ownership issues arise because ________.

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Companies often use different relational DBMS for their data warehouse and operational database.

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When using databases without boundaries ________.

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Databases are created and handled using ________.

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In comparison with unstructured information, semi-structured information ________.

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In a university database, the student table, with student ID as a primary key, is linked to the university department table through its primary key-department ID. In the student table, department ID is a ________.

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________ uses statistical techniques to explore a data warehouse and hunt for hidden patterns and relationships that are undetectable in routine reports.

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The process of retrieving data from multiple sources to be loaded into a data warehouse is called ________.

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________ ensures that every foreign key entry actually exists as a primary key entry in its main table.

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A separate file processing system leads to the creation of redundant information because ________.

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How are databases used across organizational boundaries? Illustrate with an example.

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What are the ways in which information is classified in terms of structure? Explain with examples.

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Which of the following is used to spot trends, identify patterns, generate reports for compliance purposes, do research, and plan strategies?

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Shards or slices of a database should be accessed from the same computer for improved performance.

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