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EMC D-DS-OP-23 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Data Engineering Pipeline Optimization | 25% | - Pipeline Design and Performance
|
| Topic 2: Deployment and Operationalization | 15% | - Model Deployment
|
| Topic 3: Data Governance and MLOps | 15% | - Governance and Operations
|
| Topic 4: Machine Learning Model Optimization | 25% | - Model Tuning and Evaluation
|
| Topic 5: Data Preparation and Feature Engineering | 20% | - Feature Engineering Techniques
|
EMC Dell Data Scientist and Data Engineering Optimize 2023 Sample Questions:
1. Which NoSQL database type is best suited for handling graph-based data structures and complex relationships?
A) Key-value store
B) Column-family store
C) Graph database
D) Document store
2. What is the primary focus of the EdgeX Foundry architecture?
A) Edge computing and IoT devices
B) Quantum computing
C) Big data analytics
D) Cloud computing
3. What is the primary advantage of using dictionaries in Python data pipelines?
A) Dictionaries offer O(1) lookup time
B) Dictionaries allow duplicate values
C) Dictionaries support mathematical operations
D) Dictionaries maintain element order
4. What is a characteristic of the Kerberos role in a Hadoop ecosystem?
A) Bind-based authentication
B) Secure user identification over insecure network
C) Designed to access directory services
D) Used for authentication and authorization
5. A company needs to fill an opening for a key tactical data governance position. The new hire is to be a subject matter expert on customer data and ensure the data policies and standards are adhered to on a daily basis. This role bridges the gap between a data governance program and its execution.
What is a suitable job title for this role?
A) Data miner
B) Data scientist
C) Data engineer
D) Data steward
Solutions:
| Question # 1 Answer: C | Question # 2 Answer: A | Question # 3 Answer: A | Question # 4 Answer: B | Question # 5 Answer: D |
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