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Exam 13: Big Data and Analytics

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Question 41

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In the Big Data and Analytics in Politics case study, which of the following was an input to the analytic system?

A) census data
B) assessment of sentiment
C) voter mobilization
D) group clustering

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Question 42

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In most cases, Hadoop is used to replace data warehouses.

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Question 43

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What is NoSQL as used for Big Data? Describe its major downsides.

Describe data stream mining and how it is used.

As volumes of Big Data arrive from multiple sources such as sensors, machines, social media, and clickstream interactions, the first step is to ________ all the data reliably and cost effectively.

In the Discovery Health insurance case study, the analytics application used available data to help the company do all of the following EXCEPT

In the U.S. telecommunications company case study, the use of analytics via dashboards has helped to improve the effectiveness of the company's ________ assessments and to make their systems more secure.

Despite their potential, many current NoSQL tools lack mature management and monitoring tools.

MapReduce can be easily understood by skilled programmers due to its procedural nature.

Current total storage capacity lags behind the digital information being generated in the world.