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WGU C175 – Data Management Foundations, Pre-Assessment Exam Questions and Answers, A+ Verified Study Guide

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This document provides a comprehensive set of pre-assessment exam questions and detailed answers for WGU C175 – Data Management Foundations. It covers key topics such as database design, relational models, SQL queries, normalization, and data integrity. The material is aligned with course objectives and designed to support effective exam preparation. It is ideal for reinforcing core database concepts and improving performance.

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WGU C175 PRE-ASSESSMENT EXAM




WGU C175 PRE-ASSESSMENT EXAM QUESTIONS AND ANSWERS GRADED A+ 100% VERIFIED .




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


What is a determining characteristic of unstructured data?
ANS >> It does not follow a data model.

, WGU C175 PRE-ASSESSMENT EXAM



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 >> Sequentially from simple files


In which two ways does a database management system
environment increase effectiveness in working with data? ANS
>> - 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? ANS >>
Entity types


Which classification is correct for the box marked "Quantity" in
the given entity-relationship diagram? ANS >> Intersection
data


Which data classification is an entity? ANS >> Event

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