Databricks Certified Data Engineer - Professional
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In your role as a Databricks Certified Data Engineer, you are tasked with optimizing the performance of a Databricks notebook that processes large datasets. The notebook is part of a critical data pipeline that feeds into a real-time analytics dashboard. The dashboard's performance has been degrading, and initial investigations suggest the notebook is the bottleneck. You need to ensure the solution is cost-effective, scalable, and complies with the organization's data governance policies. Which of the following approaches would BEST address these requirements? Choose one option.
In your role as a Databricks Certified Data Engineer, you are tasked with optimizing the performance of a Databricks notebook that processes large datasets. The notebook is part of a critical data pipeline that feeds into a real-time analytics dashboard. The dashboard's performance has been degrading, and initial investigations suggest the notebook is the bottleneck. You need to ensure the solution is cost-effective, scalable, and complies with the organization's data governance policies. Which of the following approaches would BEST address these requirements? Choose one option.
Explanation:
Option C is the best approach because it not only focuses on identifying and optimizing performance bottlenecks through practical techniques like caching and broadcast joins but also considers the importance of real-time monitoring, scalability, and compliance with data governance policies. This holistic approach ensures the solution is effective, efficient, and adheres to organizational standards.