Wgu c170 Study guides, Class notes & Summaries
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WGU C170 Objective Assessment With Complete Solution
- Exam (elaborations) • 11 pages • 2022
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WGU C170 Objective Assessment – Edward M Burke 
First Normal Form – 1 Table 
I gleaned this table from the unstructured data contained within the order 
form. I made sure not to have any redundant groups, and each column in the 
table will contain atomic values. Donut ID, Donut Name, Donut Quantity, Unit 
Price, and Donut Description are an example of a repeating group. As I 
mentioned earlier, in order to achieve first normal form, we must eliminate 
repeating groups. This requires the use ...
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WGU C170 Study Guide (Latest 2024/ 2025 Update) Data Management Applications Exam| 100% Correct| Grade A
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WGU C170 Study Guide (Latest 2024/ 2025 Update) Data Management Applications Exam| 100% Correct| Grade A 
 
Q: domain: 
In data modeling, the construct used to organize and describe an attribute's set of possible values. 
 
 
 
Q: entity integrity 
 
 
Answer: 
The property of a relational table that guarantees each entity has a unique value in a primary key and that the key has no null values. 
 
 
 
Q: equijoin 
 
 
Answer: 
A join operator that links tables based on an equality condition tha...
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WGU C170 Exam (Latest 2024/ 2025 Update) Data Management Applications Exam| 100% Correct| Grade A
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WGU C170 Exam (Latest 2024/ 2025 Update) Data Management Applications Exam| 100% Correct| Grade A 
 
Q: What are homonyms and synonyms, and why should they be avoided in database design? 
 
Answer: 
 Homonyms appear when more than one attribute has the same name. Synonyms exist when the same attribute has more than one name. Avoid both to avoid inconsistencies. 
 
 
Q: How would you implement a 1:M relationship in a database composed of two tables? 
 
Answer: 
 A car is owned just by one custome...
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WGU C170 OBJECTIVE ASSESSMENT EXAM AND PRACTICE EXAM /WGU C 170 DATA MANAGEMENT APPLICATIONS OA 300 QUESTIONS AND CORRECT DETAILED ANSWERS (VERIFIED ANSWERS) |ALREADY GRADED A+
- Exam (elaborations) • 80 pages • 2024
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WGU C170 OBJECTIVE ASSESSMENT EXAM AND PRACTICE EXAM /WGU C 170 DATA MANAGEMENT APPLICATIONS OA 300 QUESTIONS AND CORRECT DETAILED ANSWERS (VERIFIED ANSWERS) |ALREADY GRADED A+
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WGU C170 - Data Management – Applications Study guide solution
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WGU C170 - Data Management – Applications Study guide solution
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WGU C170 Study Guide (New 2024/ 2025Update) Data Management Applications Exam| 100% Correct| Grade A
- Exam (elaborations) • 34 pages • 2024
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WGU C170 Study Guide (New 2024/ 2025Update) Data Management Applications Exam| 100% Correct| Grade A 
 
QUESTION 
 
 predicate logic: 
Used extensively in mathematics to provide a framework in which an assertion (statement of 
fact) can be verified as either true or false. 
 
 
 
QUESTION 
 primary key (PK) 
 
 
Answer: 
In the relational model, an identifier composed of one or more attributes that uniquely identifies 
a row. Also, a candidate key selected as a unique entity identifier. See ...
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WGU C170 OBJECTIVE ASSESSMENT EXAM AND PRACTICE EXAM /WGU C 170 DATA MANAGEMENT APPLICATIONS OA 300 QUESTIONS AND CORRECT DETAILED ANSWERS (VERIFIED ANSWERS) |ALREADY GRADED A+
- Exam (elaborations) • 53 pages • 2024
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WGU C170 OBJECTIVE ASSESSMENT EXAM 
AND PRACTICE EXAM /WGU C 170 DATA 
MANAGEMENT APPLICATIONS OA 300 
QUESTIONS AND CORRECT DETAILED 
ANSWERS (VERIFIED ANSWERS) |ALREADY 
GRADED A+
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WGU C170 Exam (New 2024/ 2025 Update) Data Management Applications Exam| 100% Correct| Graded A
- Exam (elaborations) • 41 pages • 2024
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WGU C170 Exam (New 2024/ 2025 Update) Data 
Management Applications Exam| 100% Correct| Graded A 
 
QUESTION 
 
 What type of integrity is enforced when a primary key is declared? 
 
Answer: 
 Creating a primary key constraint enforces entity integrity (i.e. no part of the primary key can contain a null and 
the primary key values must be unique). 
 
 
QUESTION 
 What is a recursive relationship? Given an example. 
 
Answer: 
 A recursive relationship exists when an entity is related to itse...
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WGU C170 DATA MANAGEMENT – APPLICATIONS EXAM 2024 WITH 100% CORRECT ANSWERS
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WGU C170 DATA MANAGEMENT – APPLICATIONS EXAM 2024 WITH 100% CORRECT ANSWERS 
 
In data modeling, the construct used to organize and describe an attribute's set of possible values - correct answer domain 
 
An attribute or attributes that uniquely identify each entity in a table. Any composite key with this is also this. - correct answer superkey 
 
A minimal superkey; that is, a key that does not contain a subset of attributes that is itself a superkey - correct answer candidate key 
 
The pr...
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WGU Course C170 - Data Management Applications with complete solution guide 2023-2024 Actual Questions and Answers 100% Correct
- Exam (elaborations) • 114 pages • 2023
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WGU Course C170 - Data Management Applications with complete solution guide Actual Questions and Answers 100% Correct
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