WGUC170
Western Governors University
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Examen
WGU C170 Data Management – Applications (MySQL) Project 2022
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---9octubre 20222022/2023A+
- Timothy Clark 
C170: Data Management – Applications (MySQL) 
1A) 1NF 
RAW MySQL: 
CREATE TABLE Orders_1NF 
( 
OrderID INT NOT NULL AUTO_INCREMENT, 
DonutID INT NOT NULL, 
DonutName CHAR(75) NOT NULL, 
Description CHAR(255) NULL, 
UnitPrice DECIMAL(2,2) NULL, 
Quantity INT NOT NULL, 
OrderDate DATE NOT NULL, 
SpecialHandlingNotes CHAR(255) NULL, 
CustomerID INT NULL, 
CustomerFirstName CHAR(50) NULL, 
CustomerLastName CHAR(50) NULL, 
CustomerStreetAddress1 CHAR(50) NULL, 
CustomerStreetAddress2...
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Examen
Intro to SQL Final Exam Study Guide WITH COMPLETE SOLUTION
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---8octubre 20222022/2023
- What type of relationship exists between this pair of related entities? 
 
 BOOK and BOOK COPY (books have copies) Correct Answer: one-to-many 
 
Storing the same data in more than one place is called ____. Correct Answer: redundancy 
 
Customers, cars, and parts are examples of: Correct Answer: entities 
 
An association between entities is known as a ____. Correct Answer: relationship 
 
A visual way to represent a database is with a ____. Correct Answer: entry-relationship diagram 
 
Pop...
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Examen
C170, WGU Full Study Pack| WITH COMPLETE SOLUTIONS
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---35octubre 20222022/2023A+
- A salesperson is authorized to sell many products and a product can be sold by many salespersons. 
Which kind of binary relationship does this scenario describe? Correct Answer: Many-to-many 
 
Which two examples are attributes? Correct Answer: An employee number 
A meeting code 
 
Which delete rule sets column values in a child table to a missing value when the matching data is 
deleted from the parent table? Correct Answer: Set-to-Null 
 
member_id INT UNSIGNED NOT NULL AUTO_INCREMENT, 
PRI...
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