Answered: List the functional dependencies in the…

Computer Networking: A Top-Down Approach (7th Edition)

7th Edition

ISBN:9780133594140

Author:James Kurose, Keith Ross

Publisher:James Kurose, Keith Ross

Chapter1: Computer Networks And The Internet

Section: Chapter Questions

Problem R1RQ: What is the difference between a host and an end system? List several different types of end...

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Question

List the functional dependencies in the following table that concern invoicing (an application BITS is considering adding to its database), subject to the specified conditions. For a given invoice (identified by the InvoiceNum), there will be a single client. The client’s number, name, and complete address appear on the invoice, as does the date. Also, there may be several different tasks appearing on the invoice. For each task that appears,display the TaskID, description, category, and price. Assume that each client that requests a particular service task pays the same price. Convert this table to an equivalent collection of tables that are in third normal form:
Invoice (InvoiceNum, ClientNum, LastName, FirstName, Street, City,
State, ZipCode, Date, (TaskID, Description, Category, Price))

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