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Question
Basic database table creation.Specify the structure of all database tables indicated by the REAL model below. Indicate primary keys by underlining and foreign keys with brackets.
Answer
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Glenda is the membership director of her university's accounting honor society. She is interested in developing an event-driven accounting information system for the club, and has developed the REAL model below as a start. Memberships in the honor society expire at the end of each academic year; members must have their grades verified each year until they graduate. The club has at least two advisors each academic year. List the steps (in order) Glenda should follow to develop the club's event-driven accounting information system.
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Database creation
Note to instructor: this problem builds on Problem 9. If you wish to focus solely on database creation without asking students to create the REAL model, copy the REAL model from the solution into the exam. Based on the REAL model you created above, specify the structure of two database tables. If a junction table is indicated by the REAL model, one of the tables must be based on it. Indicate primary keys by underlining and foreign keys with brackets.
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Within the context of REAL modeling, which of the following would best be described as decision/management events: (i) preparing a cost-benefit analysis of an event-driven accounting information system, (ii) delivering merchandise to customers.a. i only.b. ii only.c. Both i and ii.d. Neither i nor ii.
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Within the context of REAL modeling, which of the following would best be described as information events: (i) preparing a cost-benefit analysis of an event-driven accounting information system, (ii) delivering merchandise to customers.a. i only.b. ii only.c. Both i and ii.d. Neither i nor ii.
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Marsha is considering two accounting information systems for implementation in her organization.Which system(s) can incorporate some form of information technology?a. System A.b. System B.c. Both System A and System B.d. Neither System A nor System B.
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For the "receive payment" table to be in third normal form, which of the following must be true?a. It must contain at least three fields.b. It must contain fields for drink ingredients.c. It must contain at least one calculated field.d. It must contain two foreign keys.
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Which of the following fields is least likely to be necessary in the "take customer order" table?a. Drinks ordered.b. Customer name.c. Employee name.d. Transaction number.
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How many tables will be required in the database for the REAL model above?a. Three.b. Six.c. Eight.d.Some other number.
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In a REAL model, the main difference between "internal" and "external" agents is:a. Internal agents do not require a database table.b. External agents do not require a database table.c. Their relationship to the organization.d. Their location in the REAL model.
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___ events can focus on both simple and complex phenomena.a. Operating.b. Information.c. Recording.d. Decision/management.
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Paige and Piper work in the accounting departments of two different corporations in the same geographic area; the companies' sales processes are very similar. When Paige's boss asked her to document the sales process, she created the data flow diagram shown below. Interpret Paige's data flow diagram by writing a narrative description of the sales process based on it.
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AMB Corporation wants to create database tables to track its purchases of inventory. Several fields are listed below; organize them into three normalized database tables. Indicate primary keys by underlining and foreign keys with brackets. Some of the fields may be used more than once; some may not be used at all.
a. Vendor ID.
b. Units on hand.
c. Transaction ID.
d. Total amount due to vendor.
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g. Number of units purchased.
h. Inventory item number.
i. Inventory description.
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k. Beginning inventory date.
l. Average cost per unit.
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Which symbol above would be represented in a data flow diagram with an arrow?a. Symbol a.b. Symbol b.c. Symbol c.d. Symbol d.
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"Customer information" enters a business process in a Level Zero data flow diagram. For the associated Level One diagram to be balanced, "customer information" must:a. Leave the last business process.b. Have a different name.c. Enter a business process with the same name.d. Be an input to the first process on Level One.
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Which of the following symbols would you find in a flowchart, but not in a data flow diagram?a. Circle.b. Line.c. Triangle.d. Number.
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Which of the following is not an appropriate label for an arrow in a data flow diagram?a. Customer information.b. Credit decision.c. Process application.d. Inventory database.
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Flowcharts are organized in _____, while DFDs are organized in _____.a. Columns, leveled sets.b. Columns, rows.c. Rows, leveled sets.d. Rows, columns.
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Which of the following forms of internal control relies most heavily on human judgment?a. Preparing a trial balance.b. Enforcing transaction limits.c. Numbering documents sequentially.d. Locking a filing cabinet.