CompTIA DataX Study Guide

AppendixAnswers to Review Questions

Chapter 1: What Is Data Science?

1. B. Reference and master data management focuses on ensuring that key business data, such as patient data, is used consistently across the organization.
2. D. Conducting cost-benefit analyses allows a team to evaluate the expected costs of a project against the anticipated benefits. This provides the basis for recommending or not recommending the project.
3. B. Anomaly detection based on segmentation is useful in a manufacturing setting for identifying unusual patterns in equipment sensor data, an early warning signal of potential failure. This allows for preventive maintenance and reduces unplanned downtime.
4. D. Data architecture focuses on aligning how data is structured with ...