Wgu c170 - Study guides, Class notes & Summaries

WGU C170 DATA MANAGEMENT – APPLICATIONS EXAM 2024 WITH 100% CORRECT ANSWERS In data modeling, the construct used to organize and describe an attribute's set of possible values - correct answer domain An attribute or attributes that uniquely identify each entity in a table. Any composite key with this is also this. - correct answer superkey A minimal superkey; that is, a key that does not contain a subset of attributes that is itself a superkey - correct answer candidate key The pr...

WGU Course C170 - Data Management (Applications) Quizlet by Brian MacFarlane A salesperson is authorized to sell many products and a product can be sold by many salespersons. Which kind of binary relationship does this scenario describe? A One-to-one B One-to-many C One-to-one binary D Many-to-many D Which kind of relationship is displayed in this entity-relationship diagram? A Many-to-many unary B Many-to-many binary C One-to-one unary D One-to-one binary A Which kin...

WGU C170 OBJECTIVE ASSESSMENT EXAM AND PRACTICE EXAM /WGU C 170 DATA MANAGEMENT APPLICATIONS OA 300 QUESTIONS AND CORRECT DETAILED ANSWERS (VERIFIED ANSWERS) |ALREADY GRADED A+

WGU C170 Exam (Latest 2024/ 2025 Update) Data Management Applications Exam| 100% Correct| Grade A Q: What are homonyms and synonyms, and why should they be avoided in database design? Answer: Homonyms appear when more than one attribute has the same name. Synonyms exist when the same attribute has more than one name. Avoid both to avoid inconsistencies. Q: How would you implement a 1:M relationship in a database composed of two tables? Answer: A car is owned just by one custome...

WGU C170 Pre-Assessment Questions with 100% Correct Answers | Latest Version 2024 | Verified

WGU C170 Exam (New 2024/ 2025 Update) Data Management Applications Exam| 100% Correct| Graded A QUESTION What type of integrity is enforced when a primary key is declared? Answer: Creating a primary key constraint enforces entity integrity (i.e. no part of the primary key can contain a null and the primary key values must be unique). QUESTION What is a recursive relationship? Given an example. Answer: A recursive relationship exists when an entity is related to itse...

WGU C170 Study Guide (New 2024/ 2025Update) Data Management Applications Exam| 100% Correct| Grade A QUESTION predicate logic: Used extensively in mathematics to provide a framework in which an assertion (statement of fact) can be verified as either true or false. QUESTION primary key (PK) Answer: In the relational model, an identifier composed of one or more attributes that uniquely identifies a row. Also, a candidate key selected as a unique entity identifier. See ...

WGU C170 Data Management Applications Exam 2024 New Latest Version with 300+ Questions and Answers

WGU C170 - Data Management - Applications With Complete Solutions Latest Update

WGU C170 Data Management - Applications|Latest Update Complete with A+ Graded Answers Domain In data modeling, the construct used to organize and describe an attribute's set of possible values. Primary key (PK) An identifier composed of one or more attributes that uniquely identifies a row. Also, a candidate key selected as a unique entity identifier. A minimal superkey. Key One or more attributes that determine other attributes. Determination The role of a key. In the c...