Exam 18: Implementing an Rea Model in a Relational Database

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How many tables are needed to implement an REA data model that has three distinct entities,two M:N relationships and two 1:N relationships in a relational database?

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How many tables are needed to implement an REA data model that has five distinct entities,two M:N relationships and three 1:N relationships in a relational database?

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What are the advantages of the REA data model over the traditional AIS model?

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Two or more primary keys of other database tables that,together,become the unique identifier or primary key of an M:N relationship table are called

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Identify the attribute below that would not make a good primary key.

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How many tables are needed to implement an REA data model that has three distinct entities,two M:N relationships and two 1:N relationships in a relational database?

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Attributes other than the primary key are

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Which of the statements below is false with regards to generating financial statements from an REA-based relational database?

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How many tables are needed to implement an REA data model that has four distinct entities,three M:N relationships and one 1:N relationships in a relational database?

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Which of the statements below is false with regards to creating database tables from an REA diagram?

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An integrated REA diagram merges multiple copies of some entities in order to

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Identify the attribute below that would not make a good primary key.

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A query that extracts,for a given time period,all purchases for which there is no corresponding disburse cash event will yield

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Implementation of this REA diagram into a relational database would require how many tables? Implementation of this REA diagram into a relational database would require how many tables?

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Integrating separate REA diagrams developed for individual transaction cycles into a single,comprehensive enterprise-wide data model

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In a complete REA model of any organization,every resource must be connected to at least one ________ that increases that resource and to at least one event that decreases it.

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Integrating separate REA diagrams into a single comprehensive enterprise-wide model of the organization requires understanding what the ________ in each separate diagram reveal about the organization's business policies and activities.

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Explain where in the REA model you can find the information normally found in a ledger.

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The primary key for M:N relationship tables

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In a relational database designed according to the REA model,where is information about transactions stored?

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