Logical database design Study guides, Class notes & Summaries
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WGU - D426: Objective Assessment Questions and Answers Already Passed
- Exam (elaborations) • 27 pages • 2024
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WGU - D426: Objective Assessment 
Questions and Answers Already Passed 
 
Database Application Software that helps business users interact with database systems. 
 
Database Administrator Responsible for securing the database system against unauthorized 
users. A database administrator enforces procedures for user access and database system 
availability. 
 
Authorization Many database users should have limited access to specific tables, columns, or 
rows of a database. Database systems authoriz...
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WGU D426 V2 Actual Exam | 160 Questions and Answers 2024 Graded A.
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WGU D426 V2 Actual Exam | 160 Questions and Answers 2024 Graded A. 
The relationship (within the relation) that describes how the 
value of one attribute may be used to find the value of 
another attribute. 
 Functional Dependency 
An attribute that can be used to find the value of another 
attribute in the relation. 
 Determinant 
Value can be used to find the value of every other non-key 
attribute in the table. Unique and minimal. 
 Candidate Key 
Define & manage database structures 
 DDL 
Ad...
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WGU D426 Objective Assessment V2 (Latest 2024/ 2025 Update) Data Management Foundations | Questions and Verified Answers|100% Correct| Grade A
- Exam (elaborations) • 12 pages • 2024
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WGU D426 Objective Assessment V2 (Latest 2024/ 2025 Update) Data Management Foundations | Questions and Verified Answers|100% Correct| Grade A 
 
Q: SUBQUERY 
 Sometimes nested query or inner query, which is a query within another SQL query 
 
 
Q: ALIAS 
 
Answer: 
 Temporary name assigned to a column or table 
 
 
Q: Flattening 
 
Answer: 
 Replaces a subquery with an equivalent join 
 
 
Q: Entity 
 
Answer: 
 Person, place, product, concept, or activity 
 
 
Q: Relationship 
 
Answer: 
 A st...
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D426 WGU Data Management - Foundations Real Exam with Complete Solutions…Grade A+
- Exam (elaborations) • 17 pages • 2024
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D426 WGU Data Management - Foundations Real Exam 
with Complete Solutions…Grade A+ 
1. Which requirement within large, complex databases ensures users have limited access to the 
database? 
Recovery Performance Authorization 
Confidentiality: Authorization 
2. Which design type specifies database requirements without regard to a specific database 
system? 
Physical design Conceptual design Logical design 
Abstract design: Conceptual design 
3. 3. What characterizes the rules of relational ...
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WGU D426 V2 Actual Exam | 160 Questions and Answers 2024 Graded A.
- Exam (elaborations) • 22 pages • 2024
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- $12.99
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WGU D426 V2 Actual Exam | 160 Questions and Answers 2024 Graded A. 
The relationship (within the relation) that describes how the 
value of one attribute may be used to find the value of 
another attribute. 
 Functional Dependency 
An attribute that can be used to find the value of another 
attribute in the relation. 
 Determinant 
Value can be used to find the value of every other non-key 
attribute in the table. Unique and minimal. 
 Candidate Key 
Define & manage database structures 
 DDL 
Ad...
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WGU D426 - Data Management.doc Red Text Already Passed
- Exam (elaborations) • 15 pages • 2024
- Available in package deal
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WGU D426 - Data M Red 
 
Text Already Passed 
 
Database Application 
software that helps business users interact with database systems 
Database Administrator 
 
Responsible for securing the database system against unauthorized users. Enforces procedures 
for user access and database system availability. 
Query Processor 
interprets queries, creates a plan to modify the database or retrieve data, and returns query results 
to the application. Performs query optimization 
Query Optimization 
ens...
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WGU Data Management - Foundations - D426 Exam Questions and Answers
- Exam (elaborations) • 18 pages • 2024
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WGU Data Management - Foundations - D426 
Exam Questions and Answers 
Which requirement within large, complex databases ensures users have limited access 
to the database? 
Recovery 
Performance 
Authorization 
Confidentiality - Answer-Authorization 
Which design type specifies database requirements without regard to a specific 
database system? 
Physical design 
Conceptual design 
Logical design 
Abstract design - Answer-Conceptual design 
3. What characterizes the rules of relational databases...
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Test Bank for Modern Database Management, 13th Edition, Jeff Hoffer, Ramesh Venkataraman, Heikki Topi, ISBN-10: 0134877004, ISBN-13: 9780134877006. All 14 Chapters Updated A+
- Exam (elaborations) • 213 pages • 2023
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Test Bank for Modern Database Management, 13th Edition, Jeff Hoffer, Ramesh Venkataraman, Heikki Topi, ISBN-10: 0134877004, ISBN-13: 9780134877006. All 14 Chapters Updated A+ TABLE OF CONTE NTS I. The Context of Database Management 1. The Database Environment and Development Process II. Database Analysis and Logical Design 2. Modeling Data in the Organization 3. The Enhanced E-R Model 4. Logical Database Design and the Relational Model III. Database Implementation and Use 5. Introduction to SQL ...
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D426 WGU Data Management – Foundations; Questions and Answers 100% Solved
- Exam (elaborations) • 18 pages • 2024
- Available in package deal
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D426 WGU Data Management – Foundations; Questions 
and Answers 100% Solved 
Which requirement within large, complex databases ensures users have limited access to the 
database? 
Recovery 
Performance 
Authorization 
Confidentiality Correct answer Authorization 
Which design type specifies database requirements without regard to a specific database 
system? 
Physical design 
Conceptual design 
Logical design 
Abstract design Correct answer Conceptual design
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WGU D426 V2 EXAM QUESTIONS AND ANSWERS TOP GRADED 2024
- Exam (elaborations) • 22 pages • 2024
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The relationship (within the relation) that describes how the value of one attribute may be used to find the value of another attribute. 
Functional Dependency 
 
 
 
An attribute that can be used to find the value of another attribute in the relation. 
Determinant 
 
 
 
Value can be used to find the value of every other non-key attribute in the table. Unique and minimal. 
Candidate Key 
 
 
 
Define & manage database structures 
DDL 
 
 
 
Adding, deleting, and modifying data - Manipula...
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