Exam Name: Senior Data Scientist
Certification Provider: DASCA
Corresponding Certification: DASCA Data Scientist
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Updated: Sep 12, 2026
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DASCA SDS Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Advanced Statistical Modeling | 20-25% | - Statistical Inference
|
| Topic 2: Big Data Engineering | 15-20% | - Cloud Computing for Data Science
|
| Topic 3: Data Visualization and Communication | 10-15% | - Tools and Technologies
|
| Topic 4: Machine Learning at Scale | 25-30% | - Unsupervised Learning
|
| Topic 5: Foundations of Data Science | 15-20% | - Data Science Ethics
|
DASCA Senior Data Scientist Sample Questions:
Which of the following errors refers to the wrong negation of a true null hypothesis?
- A. Logical Error
- B. None of the above
- C. Type II Error
- D. Type I Error
- E. Hypothesis Error
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Which of the following is TRUE for Tensor?
- A. Tensor is an array of floating-point numbers
- B. In Tensor, there can be arbitrarily many dimensions to the array
- C. All of the above
- D. Tensor is used to describe multidimensional arrays of numbers on which we perform linear operations
- E. Both B and C
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Which of the following is TRUE for "By" analysis?
- A. All of the above
- B. "By" analysis is used to create a collaborative technique to drive alignment between the business users and the data scientists to identify and brainstorm variables and metrics that might be better predictors of business performance.
- C. The "By" analysis technique reinforces the process of "thinking like a data scientist."
- D. "By" analysis is a technique by which business subject matter experts (SMEs) and the Data Science team could collaborate to uncover new variables and metrics that might be better predictors of business performance.
- E. Both B and C
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The Big Data Vision Workshop process is ideal for organizations who:
- A. All of the above
- B. 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
- C. Both A and B
- D. Have a wealth of data that they do not know how to monetize
- E. Have a desire to leverage Big Data to transform their business but do not know where and how to start
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Which of the following is correct about microservices?
- A. All of the above
- B. Each service can be developed in any language that best fits the requirement
- C. Each service is a new project
- D. Each service is independent
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