Exam Details
AWS · DEA-C01
Prepare for DEA-C01: Ingest, transform, store, and operationalize data pipelines on AWS.
Overview
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FAQ
The DEA-C01 certification validates your ability to design and implement data solutions on AWS, covering data ingestion, transformation, storage, and operations. This associate-level certification targets data engineers who build ETL and ELT pipelines using Glue, manage data lakes with S3 and Lake Formation, query data with Athena and Redshift, and implement data quality and governance. You'll demonstrate skills in building scalable data architectures that serve analytics and ML workloads. As data becomes the foundation of every AI and analytics initiative, certified data engineers who build reliable pipelines are in constant demand.
You're a fit for DEA-C01 if you:
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| Domain | Weight | What This Means |
|---|---|---|
| Data Ingestion and Transformation | 34% | Build ETL pipelines with Glue, stream data with Kinesis, and transform data using Spark and SQL |
| Data Store Management | 26% | Design data lakes on S3, manage Redshift and DynamoDB, and optimize storage with partitioning and compression |
| Data Operations and Support | 22% | Schedule and orchestrate pipelines, handle errors and retries, and monitor data quality and freshness |
| Data Security and Governance | 18% | Implement encryption, access control, Lake Formation permissions, and data catalog governance |
You're probably ready if you can:
You might need more prep if:
If this feels too advanced:
If you know the basics but want to build confidence:
The AWS Certified Data Engineer - Associate exam consists of 65 questions that must be completed within 130 minutes. The questions are delivered in two formats:
The exam is scored on a scale of 100 to 1,000, with a minimum passing score of 720. Your performance is evaluated based on a scaled scoring model, meaning the difficulty of specific questions is taken into account. ExamOS offers Mock Exams and Rookie, Challenger, and Legend practice modes to help you gauge your performance against these standards before the actual test.
The exam content is divided into four specific domains, each representing a percentage of the final score:
Successful candidates use a mix of theoretical study and practical application. Recommended resources include:
The registration fee for the AWS Certified Data Engineer – Associate exam is $150 USD. This price is standard for all Associate-level certifications from AWS. If you have passed a previous AWS certification, you may have a 50% discount voucher available in your AWS Certification account to apply toward this cost.
If you are unsuccessful in passing the exam, you must wait 14 calendar days before you are eligible to retake it. There is no limit on the number of attempts you can make, but you must pay the full registration fee for every attempt. You cannot retake an exam that you have already passed unless the certification has expired.
The AWS Certified Data Engineer - Associate certification is valid for three years from the date of passing. To maintain your certified status, you must go through the recertification process, which involves:
There are no mandatory prerequisites for taking the DEA-C01, though it is designed for individuals with 2-3 years of experience in data engineering. The target audience includes:
Earning this certification improves your marketability for roles such as Data Engineer, Analytics Engineer, and Business Intelligence Engineer. Organizations are migrating to cloud-native data architectures, and they require certified professionals who can:
Once you have mastered the Data Engineer - Associate level, you can further specialize your skills or broaden your architectural knowledge. Logical next steps include: