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DASCA SDS Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Foundational Methods & Frameworks | 25% | - Data preparation, feature engineering, and quality assurance - Advanced statistics, probability, and experimental design - Machine learning algorithms, selection, and evaluation |
| Big Data Ecosystems & Scalable Systems | 20% | - Data storage, processing pipelines, and governance - Scalability, performance, and optimization - Distributed computing frameworks and cloud platforms |
| Data Science Applications in Business | 20% | - Measuring and demonstrating ROI of data science initiatives - Data science strategy and enterprise alignment - Translating business requirements into data science problems |
| Advanced AI & Generative AI | 20% | - Deep learning, neural networks, and foundation models - Generative AI techniques, use cases, and limitations - Responsible AI, ethics, fairness, transparency, and compliance |
| MLOps & Production Deployment | 15% | - DevOps integration, automation, and CI/CD - Model governance, security, and reliability - Model lifecycle management, monitoring, and maintenance |
DASCA Senior Data Scientist Sample Questions:
1. Which of the following is NOT an example of the applications of neural networks?
A) Image compression
B) Character recognition
C) Stock market prediction
D) Traveling salesman's problem
E) None of the above
2. A burn down chart shows:
A) The declining energy of the team
B) The rate of reduction of budget for a project
C) The number of hours worked after dark
D) The volume of work and features completed
3. HDFS supports which quotas?
A) Both A and B
B) None of the above
C) Name quotas
D) Space quotas
4. Which of the following is NOT Structured data?
A) CSV files
B) XML
C) Data tables
D) None of the above
E) Relational databases
5. In regression, the principle of machine learning is used to optimize the parameters to:
A) Minimize the approximation error
B) Both A and B
C) None of the above
D) Calculate the closest possible outcomes
Solutions:
| Question # 1 Answer: D | Question # 2 Answer: D | Question # 3 Answer: A | Question # 4 Answer: B | Question # 5 Answer: B |

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