WGU C175 (WGUC175)

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

One disadvantage of the DBMS is that it increases the risk of data security breaches. Correct Answer False Accurate, relevant, and timely information is the key to____. Correct Answer good decision making _____ relates to the activities that make the database execute transactions more efficiently in terms of storage and access speed. Correct Answer Performance tuning The response of the DBMS to a query is the ______. Correct Answer query result set Field refers to a collection of rel...

Associative Entity Correct Answer An associative entity is an element of the entity-relationship model. All relationships for the associative entity should be many. Attribute Correct Answer An attribute is a property or characteristic of an entity. Binary relationship Correct Answer A binary relationship is a relationship between two entity types. Candidate Key Correct Answer Is any column or a combination of columns that can qualify as unique key in database. Cardinality Correct Ans...

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

WGU C175/d426 Data Management Foundations Final exam study review solution basic key words 2022-2023