Big Data Exam 1 Questions With Verified Answers

Big Data Exam 1 Questions With Verified Answers Big Data - answerlarge volumes of complex data that cannot be processed effectively using traditional methods/ applications 5 V's Model - answer1) Volume 2) Velocity 3) Variety 4) Veracity 5) Value Challenges of big data: - answer1) Storage 2) Transmission 3) Computation Data Science - answerThe scientific study of the creation, validation and transformation of data to create meaning Data Scientist - answerA professional who uses scientific methods to liberate and create meaning from raw data. Exploits data available to derive meaningful information using computational, statistical and analytical tools to convert them into "value"! Discovery of Value Steps: - answer1) Data Acquisition 2) Data preprocessing 3) Data Analysis 4) Data Interpretation Data Acquisition - answerData collection from different sources Data Preprocessing - answerData preparation for further processing Data Analysis - answerData is analyzed using complex computational, analytical, and statistical techniques, such as data mining techniques, data visualization techniques, scatter clouds, forecasting, predictive modeling, clustering, classification, and advanced time-series analysis Data Interpretation - answerObtain data driven meaningful results. -Use analytical tools and techniques to derive meaningful results and insights in order to propose a solution. This requires in-depth knowledge of the business and the data, and it demands common sense! Main types of research questi