WGU C175 Study guides, Class notes & Summaries

WGU C175 - Chapter 2: Data Modeling Latest Graded A+ 3 Vs (3 basic characteristics of Big Data databases) Volume, velocity, and variety Abstract Data Type (ADT) Data type that describes a set of similar objects with shared and encapsulated data representation and methods. An abstract data type is generally used to describe complex objects American National Standards Institute (ANSI) The group that accepted the DBTG recommendation and augmented database standards in 1975 through its SPARC...

WGU C175 - Lesson 2: Quiz with Complete Solutions From a database point of view, the collection of data becomes meaningful only when it reflects properly defined _______ . A business norms B business goals C business plans D business rules business rules In a SQL-based relational database, each table is dependent on every other table. True or False? False A(n) ______'s main function is to help one understand the complexities of the real world environment. A entity B node C databas...

What is a broad definition of data? - correct answer Raw facts that are captured on printed or digital media What are data? - correct answer Facts that are collected and stored in a database system What is a determining characteristic of unstructured data? - correct answer It does not follow a data model. Which is true about flat files? - correct answer They contain no internal hierarchical organization. Which technology has no internal hierarchy? - correct answer Flat files How w...

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 with a high degree of organization. Unstructured Data - correct answer...

What is a broad definition of data? - correct answer Raw facts that are captured on printed or digital media What are data? - correct answer Facts that are collected and stored in a database system What is a determining characteristic of unstructured data? - correct answer It does not follow a data model. Which is true about flat files? - correct answer They contain no internal hierarchical organization. Which technology has no internal hierarchy? - correct answer Flat files How w...

Data Management Foundation C175 WGU Exam with complete solutions latest update

Data Management Foundations - WGU C175 Exam with complete solutions latest update

WGU C175 Final+1+2 Exam with complete solutions latest update

WGU C175 Pre-Assessment Exam with complete solutions latest update

WGU C175 Study Notecards Exam with complete solutions latest update