DASCA SDS Value Pack (Frequently Bought Together)

Humanized service

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Efficient learning tools

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Correct questions and answers

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DASCA SDS Exam Syllabus Topics:

DASCA Senior Data Scientist Sample Questions:

Question 1

Machine learning can be used in:

A. Pattern and image recognition
B. Web search results
C. Real-time ads on web pages and mobile devices
D. Fraud detection
E. All of the above

Question 2

Which of the following is correct?

A. DataFrame is similar to SQL tables or R data frames
B. Both A and B
C. A data frame is a table with rows and columns
D. The central object in Pandas is called a DataFrame
E. All of the above

Question 3

Data wrangling is the process of getting the data from:

A. Its modified meaning format into something suitable for more conventional analytics
B. Both A and B
C. None of the above
D. Its raw format into something suitable for more conventional analytics

Question 4

HDFS supports which quotas?

A. Both A and B
B. Name quotas
C. Space quotas
D. None of the above

Question 5

The spokes of the "Hub and Spoke" analytics architecture are the analytic use cases or applications that help the organization to optimize:

A. Both A and B
B. Key business processes
C. All of the above
D. Deliver a more compelling customer experience
E. Uncover new monetization opportunities

Solutions: