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EMC Dell Data Scientist and Data Engineering Optimize 2023 Sample Questions:
1. What is a privacy regulation that aims to protect the personal data of European Union citizens?
A) GDPR
B) CCPA
C) FERPA
D) HIPAA
2. Which of the following are components of the ETL process? (Select all that apply)
A) Visualization
B) Transmission
C) Transformation
D) Extraction
E) Loading
3. Which Apache project focuses on managing and governing metadata for Hadoop ecosystems?
A) Apache HBase
B) Apache Hive
C) Apache Ranger
D) Apache Atlas
4. What is the primary advantage of using dictionaries in Python data pipelines?
A) Dictionaries offer O(1) lookup time
B) Dictionaries maintain element order
C) Dictionaries allow duplicate values
D) Dictionaries support mathematical operations
5. Which of the following are key roles in data governance? (Select all that apply)
A) Data Steward
B) Data Owner
C) Chief Information Officer (CIO)
D) Data Analyst
E) Data Scientist
Solutions:
| Question # 1 Answer: A | Question # 2 Answer: C,D,E | Question # 3 Answer: D | Question # 4 Answer: A | Question # 5 Answer: A,B,C |
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