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EMC D-DS-OP-23 Exam Syllabus Topics:

EMC Dell Data Scientist and Data Engineering Optimize 2023 Sample Questions:

1. Which of the following are components of the ETL process? (Select all that apply)

A) Transformation
B) Transmission
C) Visualization
D) Extraction
E) Loading

2. What is a metadata management challenge?

A) Data corruption over time
B) Leveraging the information from distributed sources
C) Ensuring availability of source systems
D) Information sources are limited

3. Which Python library formats data into dataframes?

A) NLTK
B) NumPy
C) Pandas
D) scikit-learn

4. What is a common approach to handling errors and failures in data pipelines?

A) Relying solely on input data validation
B) Ignoring errors and continuing execution
C) Allowing errors to propagate to end-users
D) Implementing robust error handling and retries

5. What is a privacy regulation that aims to protect the personal data of European Union citizens?

A) FERPA
B) CCPA
C) HIPAA
D) GDPR

Solutions: