Exam 18: Implementing an Rea Model in a Relational Database

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Attributes other than the primary key are

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Why might the same REA diagram result in different relationship cardinalities?

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Describe the three steps to the implementation of an REA diagram in a relational database.

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Which of the following is not one of the three steps to implementing an REA diagram in a relational database?

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

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Which of the following would be true when implementing this REA diagram into a relational database? Which of the following would be true when implementing this REA diagram into 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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Which of the statements below is false with regards to creating database tables from an REA diagram?

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Which of the following is not part of a "final accuracy check" when creating relational tables from an REA diagram?

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Helge Autoparts sells new and refurbished auto parts exclusively to auto dealers.Helge purchases inventory from distributors at trade conventions.Each time Helge makes a purchase,the company records the suppliers name,address,date,specific items purchased,price paid for each,and the total amount spent.Helge later researches the inventory items to set the customer price.The company assigns an inventory number to each item purchased and records the customer price for each item.Helge buys price tags and display supplies from Alwin Incorporated,a company that sells them at all trade conventions.All inventory and supplies purchases are immediately paid for with cash or with checks from a bank account in Helge's name.All cash received from sales are also deposited to the same bank account.Several times a year Helge rents display space at dealer conventions.A deposit is always required,and the entire fee is due the day the convention starts.Helge records the deposit and final payment,along with the convention's name and address,in the same worksheet on which purchases of inventory and supplies are recorded. Which of the following would not be an attribute in the Purchases table?

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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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Merging redundant resources will affect cardinalities.

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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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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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In a relational database,which of the following attributes would typically be represented by a foreign key in the table that stores data about a Receive Inventory entity?

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Much of the information about an organization's assets that is traditionally recorded in ledgers is stored in ________ tables in an REA-based 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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Helge Autoparts sells new and refurbished auto parts exclusively to auto dealers.Helge purchases inventory from distributors at trade conventions.Each time Helge makes a purchase,the company records the suppliers name,address,date,specific items purchased,price paid for each,and the total amount spent.Helge later researches the inventory items to set the customer price.The company assigns an inventory number to each item purchased and records the customer price for each item.Helge buys price tags and display supplies from Alwin Incorporated,a company that sells them at all trade conventions.All inventory and supplies purchases are immediately paid for with cash or with checks from a bank account in Helge's name.All cash received from sales are also deposited to the same bank account.Several times a year Helge rents display space at dealer conventions.A deposit is always required,and the entire fee is due the day the convention starts.Helge records the deposit and final payment,along with the convention's name and address,in the same worksheet on which purchases of inventory and supplies are recorded. Which of the following would be an attribute in the table for Display Space Rental?

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Which of the below statements is false with respect to REA diagrams for individual transaction cycles?

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When combining two REA diagrams by merging common entities,changes in the cardinality of the merged entity is needed when it is a(n)

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