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DASCA Senior Data Scientist - SDS Exam Practice Test

Page: 1 / 10
Total 87 questions

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Question 1

Which of the following is True about Time Series Analysis?

A. Both A and B B. Predicting when/whether an event will occur, such as a failure of the machine generating the data C. All of the above D. Projecting the value of the time series at future points in time, such as a stock whose price we want to predict E. Identifying interesting patterns in a corpus of time series data that is too large for a human to comb through

Discussion 0

Correct Answer: C Vote an answer

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Question 2

Business Intelligence (BI) is:

A. Both B and C B. Both A and B C. BI focuses on descriptive analytics D. BI focuses on reporting on the future state of the business E. BI focuses on "What happened?"

Discussion 0

Correct Answer: B Vote an answer

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Question 3

Which of the following is TRUE for Business Metamorphosis?

A. Both A and C B. All of the above C. The Business Metamorphosis phase is where organizations integrate the insights that they captured about their customers' usage patterns, product performance behaviors, and overall market trends to transform their business models D. Business Metamorphosis exercise can uncover Big Data requirements around decisions, analytics and data sources that can be leveraged to transform or metamorphose your organization's business model E. The Business Metamorphosis phase helps drive an organization's core business model through the analytic insights gathered as the organization traverses the Big Data Business Model Maturity Index

Discussion 0

Correct Answer: B Vote an answer

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Question 4

Which of the following is a Python library for fitting Bayesian networks to real data?

A. MCMC B. SciLib C. MyLib D. SCIMC E. PyMC

Discussion 0

Correct Answer: E Vote an answer

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Question 5

Semi-structured data does NOT include:

A. File systems B. Database system C. Scientific data D. Schema-full data

Discussion 0

Correct Answer: D Vote an answer

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Question 6

Which of the following is TRUE about Avro?

A. Avro is based on Remote Procedure Call (RPC) B. Avro is a data serialization framework C. None of the above D. Both A and B

Discussion 0

Correct Answer: D Vote an answer

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Question 7

The Big Data Vision Workshop process is ideal for organizations who:

A. Have a desire to leverage the Big Data Vision Workshop to identify where and how to leverage data and analytics to power their business models B. Both A and B C. Have a wealth of data that they do not know how to monetize D. All of the above E. Have a desire to leverage Big Data to transform their business but do not know where and how to start

Discussion 0

Correct Answer: D Vote an answer

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Question 8

The aim of developing Scribe was to offer reliability with using:

A. None of the above B. High disk space usage C. Complex protocols D. Extensive protocols

Discussion 0

Correct Answer: A Vote an answer

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Question 9

Which of the following is a DevOps Practice?

A. Continuous build B. Continuous delivery C. Continuous integration D. All of the above

Discussion 0

Correct Answer: D Vote an answer

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Page: 1 / 10
Total 87 questions

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