Data Management Foundations WGU C175. (WGUC175)
Western Governors University
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WGU C175/D426 DATA MANAGEMENT FOUNDATIONS OA EXAM Questions With Verified Answers (100% Correct) - Latest Update 2024/2025Graded A+
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What does modality refer to? How does it appear on ER diagram? - ANSWERRefers to the MINIMUM number of times an instance in one entity can be 
associated with instance of another entity (minima) 
Appears as a 0 or 1 on the relationship line, next to cardinality 
Define: Referential Integrity - ANSWER- Requires that ALL foreign key values 
must either be fully NULL or match some primary key value 
4 Ways Referential Integrity can be violated: - ANSWER- 1. Primary key is 
updated 
2. Foreign key i...
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WGU C175/d426 Data Management Foundations Final Exam Questions and Answers (100% Solved) 2024/2025 (Graded A+)
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What is a broad definition of data? Raw facts that are captured on printed or digital media 
What are data? Facts that are collected and stored in a database system 
What is a determining characteristic of unstructured data? It does not follow a data model. 
Which is true about flat files? They contain no internal hierarchical organization. 
Which technology has no internal hierarchy? Flat files 
How were data retrieved before database management systems? Sequentially from simple files 
In which...
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WGU C175 Final Exam Questions and Answers Latest Updated 2024/2025 (Graded A+)
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What is a broad definition of data? 
Raw facts that are captured on printed or digital media 
What are data? 
Facts that are collected and stored in a database system 
What is a determining characteristic of unstructured data? 
It does not follow a data model. 
Which is true about flat files? 
They contain no internal hierarchical organization. 
Which technology has no internal hierarchy? 
Flat files 
How were data retrieved before database management systems? 
Sequentially from simple files 
In...
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WGU C175 Data Management Foundations Test Questions and Answers, Updated 2024/2025 (Graded A+)
- Exam (elaborations) • 17 pages • 2024
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They can serve as a communication tool between the users and designers. 
Which of the following is true of business rules? 
entity 
A(n) _______ is anything about which data are to be collected and stored. 
XML/Hybrid data model 
Oracle 11g is an example of the _______. 
entity instance 
Each row in the relational table is known as a(n) 
relational data model 
MySQL is an example of the _______. 
attribute 
A(n) _______ is the equivalent of a field in a file system. 
entity relationship 
The ___...
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WGU C175 Data Management Foundations, Final Exam Questions and Answers Updated 2024/2025 (Graded A+)
- Exam (elaborations) • 32 pages • 2024
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ad hoc query A "spur-of-the-moment" question 
analytical database A database focused primarily on storing historical data and business 
metrics used for tactical or strategic decision making 
availability In the context of data security, it refers to the accessibility of data whenever 
required by authorized users and for authorized purposes 
centralized database A database located at a single site 
cloud database A database that is created and maintained using cloud services, such as 
Microso...
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WGU C175 Bundled Exams with Complete Solution | Verified | Everything you Need!!
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WGU C175 Bundled Exams with Complete Solution | Verified | Everything you Need!!
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Data Management Foundations Study Guide. WGU C175. Exam Questions and answers, 100% Accurate. GRADED A+ 2024
- Exam (elaborations) • 13 pages • 2023
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Why databases? - -·Helps organizations use data / information as a resource to make decisions 
File based structure (Prior to BDMS) - -o Attempt to computerize old manual filing system 
o Was easy to retrieve small amounts of information from 
o As data grew, it became difficult to locate and retrieve information 
o Retrieval speed depended on file structure and how data was organized within the structure 
File types that utilized file based structure - -Flat files, heap files, Index files, has...
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