How were data retrieved - Study guides, Class notes & Summaries

WGU C175/D426 DATA MANAGEMENT FOUNDATIONS OA EXAM Questions With Verified Answers (100% Correct) Graded A+. 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...

WGU C175/D426 DATA MANAGEMENT FOUNDATIONS OA EXAM ACTUAL EXAM 2 LATEST VERSIONS 300 QUESTIONS AND CORRECT ANSWERS ASSURED A+. VERSION A 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 ...

WGU C175 FINAL EXAM WITH QUESTIONS AND WELL VERIFIED ANSWERS [GRADED A+] ACTUAL 100% What is a broad definition of data? - ANS---Raw facts that are captured on printed or digital media What are data? - ANS---Facts that are collected and stored in a database system Which is true about flat files? - ANS---They contain no internal hierarchical organization. Which technology has no internal hierarchy? - ANS---Flat files How were data retrieved before database management systems? - ANS---Sequential...

WGU C175 Final+1+2, Questions and Correct Answers, Complete Solution 2024. 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 ret...

What is a broad definition of data? - Answer-*Raw facts* that are captured on printed or digital media What are data? - Answer-Facts that are collected and stored in a database system What is a determining characteristic of unstructured data? - Answer-It does not follow a data model. Which item represents unstructured data? - Answer-Training Video Content Which is true about flat files? - Answer-They contain no internal hierarchical organization. Which technology has no internal hierarchy?...

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 whic...

What is a broad definition of data? - Answer Raw facts that are captured on printed or digital media What are data? - Answer Facts that are collected and stored in a database system What is a determining characteristic of unstructured data? - Answer It does not follow a data model. Which is true about flat files? - Answer They contain no internal hierarchical organization. Which technology has no internal hierarchy? - Answer Flat files How were data retrieved before data...

WGU C175/D426 DATA MANAGEMENT FOUNDATIONS OA EXAM Questions With Verified Answers 2024/2025 (Graded A+) 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 val...

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...

WGU D204: The Data Analytics Journey Exam Questions And Answers | Updated 2024/2025 | Rated A+. What is involved in the wrangling phase? - Answer 5. Get data 6. Clean data 7. Explore data 8. Refine data What is involved in the Modeling phase? - Answer 9. Create model 10. Validate model 11. Evaluate model 12. Refine model What is involved in the Applying phase? - Answer 13. Present model 14. Deploy model 15. Revisit model 16. Archive assets ____________________ are programming languag...