WGU C175 Pre-Assessment 50 Questions With 100% Correct Answers

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 entity-relationship 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