To query database data - Study guides, Class notes & Summaries
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WGU D426 Objective Assessment (Latest 2023/ 2023 Update) Data Management Foundations | Questions and Verified Answers|100% Correct| Grade A
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WGU D426 Objective Assessment (Latest 2023/ 2023 Update) Data Management Foundations | Questions and Verified Answers|100% Correct| Grade A 
 
Q: The storage manager translates 
 
Answer: 
 the query processor instructions into low-lev- el file-system commands that modify or retrieve data 
 
 
Q: Database sizes range from 
 
Answer: 
 from megabytes to many terabytes, 
 
 
Q: the storage manager uses what to quickly locate data 
 
Answer: 
 indexes 
 
 
Q: Metadata is 
 
Answer: 
 data about the...
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WGU D426 V2 QUESTIONS AND ANSWERS WITH CERTIFIED SOLUTIONS
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WGU D426 V2 QUESTIONS AND ANSWERS WITH CERTIFIED SOLUTIONS 
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 
3 MULTIPLE CHOICE OPTIONS 
An attribute that can be used to find the value of another attribute in the relation. Determinant 
3 MULTIPLE CHOICE OPTIONS 
Value can be used to find the value of every other non-key attribute in the table. Unique and minimal. Candidate Key 
3 MULTIPL...
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WGU D426 Final Exam Review (Latest 2024/ 2025 Update) Data Management Foundations | Questions and Verified Answers|100% Correct| Grade A
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WGU D426 Final Exam Review (Latest 2024/ 2025 Update) Data Management Foundations | Questions and Verified Answers|100% Correct| Grade A 
 
 
Q: In SQL language, what sublanguage (creates, alters, and drops tables) 
defines the structure of the database? 
 
Answer: 
 Data Definition Language (DDL) 
 
 
Q: In SQL language, what sublanguage retrieves data from the database? 
 
Answer: 
 - 
Data Query Language (DQL) 
 
 
Q: In SQL language, what sublanguage manipulates (inserts, updates and delet...
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Mendix Advanced Certification 2023/ 2024 Exam |Actual Questions and Verified Answers| Already Graded A
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Mendix Advanced Certification 2023/ 2024 Exam |Actual Questions and Verified Answers| Already Graded A 
 
Q: What is an important rule to keep in mind when creating effective indexes? 
 
 
Answer: 
The index should have the same order of attributes defined as in search and retrieve queries in order to be available for queries. 
 
 
 
Q: Which of the following is NOT a benefit that XPath provides to the Mendix Platform? 
 
 
Answer: 
XPath can be used to automatically generate pages and widgets t...
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WGU DATA MANAGEMENT FOUNDATIONS D426 FINAL EXAM 2024 GRADED A+.
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WGU DATA MANAGEMENT 
FOUNDATIONS D426 FINAL EXAM 2024 GRADED A+. 
2 / 11 
1. Which requirement within large, complex databases ensures users havelimited access to the 
database? 
Recovery 
Performance 
Authorization 
Confidentiality: Authorization 
2. Which design type specifies database requirements without regard to aspecific database system? 
Physical design 
Conceptual design 
Logical design 
Abstract design: Conceptual design 
3. 3. What characterizes the rules of relational databases? 
-Th...
And that's how you make extra money
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CLR110 Questions and Verified Answers| Grade A
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CLR110 
True or False: Multiple Clarity tables might extract data from a single record in 
Chronicles - CORRECT ANSWER-True 
How often are incremental tables typically extracted to Clarity. - CORRECT 
ANSWER-Daily 
You open a patient encounter in the Record Viewer and find item EPT 10115 as 
pictured. What will be stored for this patient encounter in the Clarity column that 
extracts this item. Discharged [3] - CORRECT ANSWER-3 
You want to include item SER 39: Primary Department in a query. Whi...
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WGU D426 Data Management Foundations Final Exam (Latest 2023/ 2023 Update) | Questions and Verified Answers|100% Correct| Grade A
- Exam (elaborations) • 36 pages • 2023
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WGU D426 Data Management Foundations Final Exam (Latest 2023/ 2023 Update) | Questions and Verified Answers|100% Correct| Grade A 
 
Q: Architecture 
 
 
Answer: 
Describes the internal components AND the relationships between components. 
 
 
 
Q: Query Processor 
 
 
Answer: 
Interprets queries, creates a plan to modify the database or retrieve the data, and returns query results to the application. Performs query optimization. 
 
 
 
Q: Query Optimization 
 
 
Answer: 
Ensures efficient instr...
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WGU D426 V2 Exam Study Questions and Answers 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 
3 MULTIPLE CHOICE OPTIONS 
An attribute that can be used to find the value of another attribute in the relation. 
Determinant 
3 MULTIPLE CHOICE OPTIONS 
Value can be used to find the value of every other non-key attribute in the table. Unique and minimal. 
Candidate Key 
3 MULTIPLE CHOICE OPTIONS 
Define & manage database structures 
DD...
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WGU Data Management - Foundations - D426 Exam Questions And Answers 100% Solved
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WGU Data Management - Foundations - 
D426 Exam Questions And Answers 100% 
Solved 
Which requirement within large, complex databases ensures users have limited 
access to the database? 
Recovery 
Performance 
Authorization 
Confidentiality 
Authorization 
Which design type specifies database requirements without regard to a specific 
database system? 
Physical design 
Conceptual design 
Logical design 
Abstract design 
Conceptual design 
3. What characterizes the rules of relational databases? 
...
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ICT3612 Assignment 3 (COMPLETE ANSWERS) 2024 - DUE 15 July 2024
- Exam (elaborations) • 12 pages • 2024
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ICT3612 Assignment 3 (COMPLETE ANSWERS) 2024 - DUE 15 July 2024 ;100% TRUSTED workings, explanations and solutions. for assistance Whats-App.......0.6.7..1.7.1..1.7.3.9 .......... Question 1 (2 marks) 
Which of the following is an aggregate expression that will find the oldest date in the 
invoiceDate column? 
1. MIN(invoiceDate) 
2. MAX(invoiceDate) 
3. HIGH(invoiceDate) 
4. LOW(invoiceDate) 
Question 2 (2 marks) 
Which of the following LIMIT clauses will return a maximum of five rows startin...
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