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DASCA Senior Data Scientist Sample Questions:
1. Semi-structured data does NOT include:
A) Database system
B) Scientific data
C) Schema-full data
D) File systems
2. Exploratory analytic algorithms help the Data Science team to better:
A) Gain a high-level understanding of relationships
B) Understand patterns in the data
C) Understand the data content
D) Both A and B
E) All of the above
3. What is Scrum?
A) Scrum is a subset of Agile
B) Scrum and Agile are the same
C) None of the above
D) Agile is a subset of Scrum
4. In unsupervised learning, learning takes place by based on these deductions in input data and developing patterns:
A) Detecting irregularities
B) Detecting regularities
C) None of the above
D) Both A and B
5. Spark programs can be written in:
A) Python
B) Java
C) None of the above
D) Scala
E) All of the above
Solutions:
| Question # 1 Answer: C | Question # 2 Answer: E | Question # 3 Answer: A | Question # 4 Answer: D | Question # 5 Answer: E |
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