DEA-C01 Data Operations and Support Guide

AWS DEA-C01 operations guide covering automation, SQL patterns, monitoring, logging, and troubleshooting decisions.

This chapter covers what happens after a platform is live. DEA-C01 expects operational discipline: automate processing, analyze data with the right tools, observe pipelines properly, and catch quality failures before downstream consumers do.

Current weight in the exam guide

AWS currently weights Data Operations and Support at 22% of scored content.

Work this domain in order

Lesson Focus
3.1 Automation, Data APIs & Query Operations Learn how AWS services automate recurring data-processing flows and expose data through queries or APIs.
3.2 Analysis, Visualization & SQL Patterns Learn the analytics and SQL patterns the exam expects across Athena, Redshift, QuickSight, notebooks, and related tools.
3.3 Monitoring, Logging & Pipeline Troubleshooting Learn the logging, alerting, audit, and troubleshooting practices that keep data pipelines supportable.
3.4 Data Quality, Consistency & Skew Learn the quality rules, consistency checks, sampling, and skew concepts that show up in real production data work.

In this section

Revised on Sunday, May 10, 2026