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DASCA SDS Exam Syllabus Topics:

DASCA Senior Data Scientist Sample Questions:

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

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

2. Which of the following is TRUE for data lake?

A) The data lake enables organizations to treat data as an organizational asset to be gathered and nurtured versus a cost to be minimized
B) The data lake enables organizations to gather, manage, enrich, and analyze many new sources of data, whether structured or unstructured
C) The data lake can make both of the Business Intelligence and Data Science environments less agile and more productive
D) None of the above
E) The data lake can make both of the Business Intelligence and Data Science environments more agile and more productive

3. Which of the following is FALSE for Social Network Analysis (SNA)?

A) Social Network Analysis (SNA) is an example of graph analysis
B) Social Network Analysis (SNA) is an example of trend analysis
C) None of the above
D) SNA characterizes networked structures in terms of nodes and the ties or edges that connect them
E) SNA is used to investigate social structures and relationships across social networks

4. Which of the following is CORRECT?
i. CDMO should NOT own the data lake, the data warehouse, or any of the underlying data architecture or technologies.
ii. CDMO should own the data lake, the data warehouse, or any of the underlying data architecture or technologies.
iii. CIO should NOT own the data lake, the data warehouse, or any of the underlying data architecture or technologies.
iv. CIO should own the data lake, the data warehouse, or any of the underlying data architecture or technologies.

A) i, iv
B) ii, iv
C) ii, iii
D) i, iii

5. In regression, the principle of machine learning is used to optimize the parameters to:

A) Both A and B
B) Calculate the closest possible outcomes
C) Minimize the approximation error
D) None of the above

Solutions: