WGU C175 Data Management

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WGU C175 -Data Management on Lesson 2 Exam Review Questions and A Level Marking Scheme Latest 2024/2025
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WGU C175 -Data Management on Lesson 2 Exam Review Questions and A Level Marking Scheme Latest 2024/2025 inheritance - correct answer In the object-oriented data model, the ability of an object to inherit the data structure and methods of the classes above it in the class hierarchy. internal model - correct answer In database modeling, a level of data abstraction that adapts the conceptual model to a specific DBMS model for implementation. The internal model is the representation of a datab...
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WGU C175: data management Retest Placement test Exam Questions with complete solutions 2024/2025
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WGU C175: data management Retest Placement test Exam Questions with complete solutions 2024/2025 Logical design affects - correct answer query result Physical design affects - correct answer query processing but never the query result Data independence - correct answer the principle that physical design never affects query results API (Application Programming Interface) - correct answer a library of procedures or classes that links a host programming language to a database Databas...
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WGU C175 Preparedness baseline Exam knowledge Questions with Expertly written solution 2024/2025
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WGU C175 Preparedness baseline Exam knowledge Questions with Expertly written solution 2024/2025 What is a determining characteristic of unstructured data? - correct answer it does not follow a data model What is true about flat files? - correct answer - they contain no internal hierarchical organization How were data retrieved before database management systems? - correct answer sequentially from simple files What is an attribute or group of attributes that uniquely identify a tuple...
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WGU C175 Fundamentals of Data Management Test Exam Review Questions with all Answers verified for accuracy Updated 2024/2025
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WGU C175 Fundamentals of Data Management Test Exam Review Questions with all Answers verified for accuracy Updated 2024/2025 What is called a decomposition process? - correct answer Data normalization In which of the normal forms should every non-key attribute be fully functionally dependent on the entire key of a table? - correct answer Second form What is the correct syntax of the CREATE TABLE command? - correct answer CREATE TABLE table_name ( column_name data_type(size), ); Wh...
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WGU - C175 - data management foundations Objective Assessment Guide Exam Questions and Already graded Solutions and Assured Satisfactions 2024/2025
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WGU - C175 - data management foundations Objective Assessment Guide Exam Questions and Already graded Solutions and Assured Satisfactions 2024/2025 A centralized repository of information - correct answer data warehouse This is arranged around the relevant subject areas important to the business. It is also nonvolatile, not used for transactions but for analysis, and integrates data from multiple sources. - correct answer data warehouse Subject-oriented data repository smaller than a da...
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WGU C175 Knowledge test Exam Toolkit Questions and Verified Marking Scheme 2024/2025
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WGU C175 Knowledge test Exam Toolkit Questions and Verified Marking Scheme 2024/2025 Database programming languages receive all application requests and translate them into the complex operations required to fulfill those requests. - correct answer False ________ exists when it is possible to make changes in the data storage characteristics without affecting an application program's ability to access data. - correct answer Data independence ________ exists when different and conflict...
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WGU C175 Focused on Lesson 5,6 & 7 Exam Review Questions and A Level Marking Scheme Latest 2024/2025
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WGU C175 Focused on Lesson 5,6 & 7 Exam Review Questions and A Level Marking Scheme Latest 2024/2025 Portals - correct answer in terms of business intelligence, a unified, single point of entry for information distribution. Relational online analytical processing (rolap) - correct answer analytical processing functions that use relational databases and familiar relational query tools to store and analyze multidimensional data. Roll up - correct answer (1) to aggregate data into summariz...
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WGU C175 Final Competency Certification Study Guide Exam Questions with Certified for Accuracy Answers 2024/2025
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WGU C175 Final Competency Certification Study Guide Exam Questions with Certified for Accuracy Answers 2024/2025 Chen notation - correct answer See entity relationship (ER) model. Class - correct answer A collection of similar objects with shared structure (attributes) and behavior (methods). A class encapsulates an object's data representation and a method's implementation. Classes are organized in a class hierarchy. Class diagram notation - correct answer The set of symbols used...
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WGU C175 Proficiency knowledge test Exam Questions and certified Answers 2024/2025
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WGU C175 Proficiency knowledge test Exam Questions and certified Answers 2024/2025 Record - correct answer a collection of related data items Record type - correct answer structural definition of every record in file Record occurrence - correct answer specific record of file Re-engineering - correct answer data and information systems are aggressively used to redesign business processes for maximum efficiency Referential integrity - correct answer every value of a foreign key must...
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WGU C175 Problem set study Exam Questions and Correct Answers Guaranteed Success 2024/2025
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WGU C175 Problem set study Exam Questions and Correct Answers Guaranteed Success 2024/2025
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