Data mining exam 1 - Study guides, Class notes & Summaries

Big Data Exam 1 Questions With Verified Answers Big Data large volumes of complex data that cannot be processed effectively using traditional methods/ applications 5 V's Model 1) Volume 2) Velocity 3) Variety 4) Veracity 5) Value Challenges of big data: 1) Storage 2) Transmission 3) Computation Data Science The scientific study of the creation, validation and transformation of data to create meaning Data Scientist A professional who uses scientific methods t...

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 ...

Big Data Management & Analytics Exam Questions With Verified Answers *Session 1 - Introduction & Data-Analytic Thinking* - answer Examples of the future that is already here - answer- Tailoring to *Customer Preferences* - Massive *Online Experiments* - *Pattern Recognition* - *Text Mining* - *Data Combination* • Twitter: global happiness • Google: flu Future that will be here (soon) - answerThese things are not happening overnight, but there is a clear trend. - IoT - Automated V...

Big Data Management & Analytics Exam Questions With Verified Answers *Session 1 - Introduction & Data-Analytic Thinking* - answer Examples of the future that is already here - answer- Tailoring to *Customer Preferences* - Massive *Online Experiments* - *Pattern Recognition* - *Text Mining* - *Data Combination* • Twitter: global happiness • Google: flu Future that will be here (soon) - answerThese things are not happening overnight, but there is a clear trend. - IoT - Automated V...

WGU D204: The Data Analytics Journey Practice Exam Questions And Answers Latest Updated 2024/2025 | Scored A+. Data scientists are able to find ______, _________, and _____ in unstructured data. - Answer order, meaning, and value What is involved in the planning phase? - Answer 1. Defining goals 2. Organizing resources 3. Coordinate people 4. Schedule project What is involved in the wrangling phase? - Answer 5. Get data 6. Clean data 7. Explore data 8. Refine data What is involved in t...

Data Mining Exam 1

BUAD 342 Exam 2 Latest Version Already Passed File-Oriented Processing Mandate a 1-to-1 relationship between programs and data files Data-Oriented Processing Create a single data repository to support numerous applications; a data pool is created and a variety of programs access needed data from the shared data pool Database Management System (DBMS) The resource available to define and manage data structures in an information system Relational Database Based on the theory of rel...

BCOR Midterm Exam Questions and Answers, Latest Update 2024/2025 Rated A+. Business Problems How much to produce, How much to buy, When to open the store, What products to promote? Decision making types Strategic decisions, Tactical (managerial) decisions, and operational decisions Strategic decisions A decision that involves higher-level issues and that is concerned with the overall direction of the organization, defining the overall goals and aspirations for the organization's future. ...

WGU D204 Data Analytics Life Cycle Exam Questions and Answers 100% Pass 1. Data scientists are able to find order, meaning, value in Unstructured data as well as: a. Automate processes b. Predict outcomes c. Predict processes d. Provide hidden insight - Answer- ABD 2. Data scientists are able to find __________ in Unstructured data. a. Meaning b. Order c. Outcomes d. Value - Answer- ABD 3. Data science are able to find order, meaning, value in ___________. a. Hidden insight b. Outc...

BA 304 Midterm Exam | Questions with Verified Answers Which of the following is the correct definition of algorithms? mathematical formulas placed in software that performs an analysis on a dataset Select all of the following that represent forms of structured data. (Check all that apply.) - sensor data - web log data - clickstream data - point-of-sale data Select the four common characteristics of big data along with the correct definition. (Check all that apply.) - variety—represents diffe...