It c175 - Study guides, Class notes & Summaries

WGU C175/d426 Data Management Foundations Final Exam Study Review Solutions Basic key words What is a broad definition of data? Raw facts that are captured on printed or digital media 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 va...

WGU C175/D426 DATA MANAGEMENT FOUNDATIONS OA EXAM -with 100% verified solutions- CORRECT AND VERIFIED ANSWERS)|ALREADY GRADED 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...

WEST GOVERNORS UNIVERSITY: D426/C175 DATA MANAGEMENT FOUNDATIONS OA EXAM 2024/ 2 LATEST UPDATE EXAMS(VERSION A&B) 400 QUESTIONS AND CORRECT DETAILED ANSWERS WITH RATIONALES /TOP PRIORITY EXAMS GRADED A+ WITH PASS ASSURANCE VERSION A. What does modality refer to? How does it appear on ER diagram? - ANSWER- Refers 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...

WGU C175 Final+1+2 Questions and Answers 100% Correct WGU C175 Final+1+2 Questions and Answers 100% Correct WGU C175 Final+1+2 Questions and Answers 100% CorrectWhat 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? - ANS...

Data Management Foundation C175 WGU Latest Version 100% Pass Associative Entity An associative entity is an element of the entity-relationship model. All relationships for the associative entity should be many. Attribute An attribute is a property or characteristic of an entity. Binary relationship A binary relationship is a relationship between two entity types. Candidate Key Is any column or a combination of columns that can qualify as unique key in database. Cardinality Cardinality re...

WGU C175/d426 Data Management Foundations Final Exam Study Review Solutions Basic key words What is a broad definition of data? Raw facts that are captured on printed or digital media 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...

WGU C175 2024 QUESTIONS WITH COMPLETE ANSWERS ALREADY PASSED AND GRADED A+ Flat Files - CORRECT ANSWER a file having no internal hierarchy Hashed Files - CORRECT ANSWER A file that has been encrypted for security purposes. Heap File - CORRECT ANSWER An unsorted set of records. Information - CORRECT ANSWER The transformation of raw data into useful facts. Punch Card - CORRECT ANSWER A card that is perforated and can hold commands or data. Structured Data - CORRECT ANSWER Information...

Data Management - Foundations - C175 Latest Update 100% Pass ad hoc query A "spur-of-the-moment" question. analytical database A database focused primarily on storing historical data and business metrics used for tactical or strategic decision making. availability In the context of data security, it refers to the accessibility of data whenever required by authorized users and for authorized purposes. Centralized A database located at a single site. cloud database A database that is cre...

WGU C175 EXAM | QUESTIONS & ANSWERS | GRADED A+ | LATEST UPDATE 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

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 ...