Database Management > QUESTIONS & ANSWERS > WGU C175 Pre-Assessment Questions and Answers Already Passed (All)

WGU C175 Pre-Assessment Questions and Answers Already Passed

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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 two ways does a database management system environment increase effectiveness in working with data? ✔✔- It enables data sharing, - It permits storage of vast volumes of data. What is the uniquely identifiable element about which data can be categorized in an entityrelationship diagram? ✔✔Entity types Which classification is correct for the box marked "Quantity" in the given entity-relationship diagram? ✔✔Intersection data Which data classification is an entity? ✔✔Event A salesperson is authorized to sell 12 products; a product can be sold by 10 salespersons. [Show More]

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