Wgu data management Study guides, Class notes & Summaries

WGU C207 Data-Driven Decision-Making Final Exam (Latest 2023/ 2024 Update) Questions and Verified Answers- 100% Correct| Already Grade A Q: You survey 100 New Yorkers about their preference for New York-style or Chicago-style pizza. What would be wrong with this? Answer: You would encounter measurement bias Q: Cleaning and organizing collected raw data refers to? Answer: data management Q: The science of using mathematical procedures to describe data is __________. ...

WGU C182 OBJECTIVE ASSESSMENT EXAM LATEST 2023/2024 /WGU C182 OA INTRODUCTION TO IT | 70 QUESTIONS AND ANSWERS 2023/2024. 1. What is the definition of information technology? (correct answers)It is the technology used to create, maintain, and make information accessible. 2. Which IT position has the responsibillity of working with routers and switches? (correct answers)Network Administrator 3. In which generation were silicon chips first used in computers? (correct answers)Third generatio...

WGU D427 DATA MANAGEMENT APPLICATIONS OA EXAM AND STUDY GUIDE LATEST 2024 ACTUAL EXAM 400 QUESTIONS AND CORRECT DETAILED ANSWERS WITH RATIONALES(VERIFIED ANSWERS)|ALREADY GRADED A+

WGU D426 Final Exam Review (Latest 2024/ 2025 Update) Data Management Foundations | Questions and Verified Answers|100% Correct| Grade A Q: In SQL language, what sublanguage (creates, alters, and drops tables) defines the structure of the database? Answer: Data Definition Language (DDL) Q: In SQL language, what sublanguage retrieves data from the database? Answer: - Data Query Language (DQL) Q: In SQL language, what sublanguage manipulates (inserts, updates and delet...

WGU D427 DATA MANAGEMENT APPLICATIONS OA EXAM LATEST 2024 ACTUAL 150 QUESTIONS WITH DETAILED ANSWERS /A+ GRADE ASSURED

WGU D426 Objective Assessment (Latest 2023/ 2023 Update) Data Management Foundations | Questions and Verified Answers|100% Correct| Grade A Q: The storage manager translates Answer: the query processor instructions into low-lev- el file-system commands that modify or retrieve data Q: Database sizes range from Answer: from megabytes to many terabytes, Q: the storage manager uses what to quickly locate data Answer: indexes Q: Metadata is Answer: data about the...

WGU DATA MANAGEMENT FOUNDATIONS D426 FINAL EXAM 2024 GRADED A+. 2 / 11 1. Which requirement within large, complex databases ensures users havelimited access to the database? Recovery Performance Authorization Confidentiality: Authorization 2. Which design type specifies database requirements without regard to aspecific database system? Physical design Conceptual design Logical design Abstract design: Conceptual design 3. 3. What characterizes the rules of relational databases? -Th...

WGU D426 Data Management Foundations Final Exam (Latest 2023/ 2023 Update) | Questions and Verified Answers|100% Correct| Grade A Q: Architecture Answer: Describes the internal components AND the relationships between components. Q: Query Processor Answer: Interprets queries, creates a plan to modify the database or retrieve the data, and returns query results to the application. Performs query optimization. Q: Query Optimization Answer: Ensures efficient instr...

WGU Data Management - Foundations - D426 Exam Questions And Answers 100% Solved Which requirement within large, complex databases ensures users have limited access to the database? Recovery Performance Authorization Confidentiality Authorization Which design type specifies database requirements without regard to a specific database system? Physical design Conceptual design Logical design Abstract design Conceptual design 3. What characterizes the rules of relational databases? ...

The Member table will have the following columns: ID—positive integer FirstName—variable-length string with up to 100 characters, MiddleInitial—fixed-length string with 1 character, LastName—variable-length string with up to 100 characters, DateOfBirth—date, AnnualPledge—positive decimal value representing a cost of up to $999,999, with 2 digits for cents, Write a SQL statement to create the Member table. Do not add any additional constraints to any column beyond what is st...

WGU C175/D426 DATA MANAGEMENT FOUNDATIONS OA EXAM 2023-2024 ACTUAL EXAM 2 LATEST VERSIONS 300 QUESTIONS AND CORRECT DETAILED ANSWERS WITH RATIONALES (100% CORRECT AND VERIFIED ANSWERS)|ALREADY GRADED A+