Data Engineering UNIT - 1

What is the primary goal of data engineering?

• Data visualization

• Data storage optimization

• Building and maintaining data pipelines

• Performing statistical analysis

Which of the following is NOT a key phase in the Data Engineering Life Cycle?

• Data Transformation

• Data Visualization

• Data Ingestion

• Data Storage

Which role is primarily responsible for designing and maintaining scalable data infrastructure?

• Data Scientist

• Data Analyst

• Data Engineer

• Business Analyst

Which skill is essential for a data engineer?

• Deep learning
  

• Building and maintaining data pipelines

• UI/UX design

• Social media marketing

What does the Data Maturity Model represent?

• The quality of machine learning models

• The stages of data-driven decision-making in an organization

• The complexity of SQL queries

• The number of cloud-based tools used

What is the main difference between Data Engineering and Data Science?

• Data Science focuses on data pipeline management, while Data Engineering focuses on analytics

• Data Engineering focuses on data infrastructure, while Data Science focuses on analysis and modeling

• Data Engineering does not involve programming, while Data Science does

• There is no difference between the two

Which of the following is a business responsibility of a Data Engineer?

• Data visualization

• Building scalable data pipelines

• Writing deep learning models

• Running marketing campaigns

Which database type is most suitable for handling large-scale unstructured data?

• Relational databases

• NoSQL databases

• Spreadsheets

• Key-Value Stores

What is the role of DataOps in Data Engineering?

• To manage large-scale databases

• To automate and streamline data workflows

• To analyze and interpret data

• To build front-end applications

Which of the following best describes a data engineer’s technical responsibility?

• Creating dashboards
  

• Writing SQL queries for reports

• Developing and maintaining data pipelines

• Conducting customer surveys