AWS Certified Data Engineer – Associate (DEA-C01) Practice Test

The AWS Certified Data Engineer – Associate (DEA-C01) Practice Test is a free intermediate-level, 20-minute skill test from Science of Apps. Practice for the AWS Certified Data Engineer – Associate (DEA-C01) exam — data ingestion and transformation, data store management, data operations and support, and data security and governance — written to the official DEA-C01 exam guide and AWS service documentation for Glue, Kinesis, Redshift, Athena, EMR, Lake Formation and S3 for 2026. Independent practice; not affiliated with AWS. Score 70% or more on its 20 questions to earn a verifiable AWS Certified Data Engineer Readiness certificate (SOA-AWSY). Every question is based on published standards and research — including AWS Certified Data Engineer – Associate (DEA-C01) exam guide (Amazon Web Services), Amazon Redshift management guide (Amazon Web Services), AWS Glue developer guide (Amazon Web Services) — and each answer is explained with its source.

Yes. Science of Apps has a free AWS Certified Data Engineer – Associate (DEA-C01) Practice Test built on the current Amazon Web Services exam outline for 2026 and 2027. It covers data ingestion and transformation, data store management, data operations and support and data security and governance, scores you instantly and issues a verifiable certificate.

Read the four skill areas on this page, then take the 20-minute test online — no fee, course or sign-up. You see every answer explained when you finish. Score 70% or more and you get a AWS Certified Data Engineer Readiness certificate straight away, on screen, as a PDF and by email, with a credential ID anyone can verify.

Yes. The questions are original scenarios written by Science of Apps, and each one is based on a public source you can read: AWS Certified Data Engineer – Associate (DEA-C01) exam guide (Amazon Web Services); Amazon Redshift management guide (Amazon Web Services); AWS Glue developer guide (Amazon Web Services); Amazon Athena user guide (Amazon Web Services); Amazon Kinesis Data Streams developer guide (Amazon Web Services); AWS Lake Formation developer guide (Amazon Web Services). The source is shown under each question and linked in the answer review. Science of Apps doesn't copy questions from other tests.

Four skill areas with five questions each, drawn from a bank of 10 per area so a retake brings new questions: Data Ingestion and Transformation (Batch, Streaming and ETL); Data Store Management (S3, Redshift and Catalog); Data Operations and Support (Monitoring, Quality and Performance); Data Security and Governance (Access, Encryption and Privacy). Every question is an original scenario written to the 2026–2027 standard, with the published source named under it.

Data engineer, Cloud data engineer, Analytics engineer, ETL or big data developer and Data platform engineer. It suits anyone who wants a quick, verifiable way to show AWS Certified Data Engineer Associate knowledge in 2026 and 2027, from students and career switchers to experienced professionals.

DEA-C01 is AWS's associate-level data engineering certification. Its four domains are data ingestion and transformation (34%), data store management (26%), data operations and support (22%) and data security and governance (18%).

Expect AWS Glue (crawlers, Data Catalog, ETL jobs), Amazon Kinesis and Amazon MSK for streaming, Amazon Redshift, Amazon Athena, Amazon EMR, Amazon S3 storage design, AWS Lake Formation for permissions, AWS Step Functions and Amazon MWAA for orchestration, and IAM and KMS for security.

No. It is an independent practice test written to the publicly available AWS Certified Data Engineer Associate content outline for 2026 and 2027, for checking your readiness before you book the real exam. Passing earns a Science of Apps certificate rather than the official credential.

Yes. The test is online, in English and free everywhere — people take it from India, the US, the UK, Europe, Africa, Latin America and Asia-Pacific. Your certificate is dated with your own local date and can be verified from anywhere at scienceofapps.com/certification/verify/.

20 questions — 5 from each of 4 skill areas — with a 20-minute limit. You need 70% (14 of 20) to pass and 90% for distinction.

We rate it Intermediate: assumes hands-on experience in the role. It has 20 scenario questions — 5 from each of 4 skill areas — and a 20-minute limit. You need 70% (14 of 20) to pass and 90% for distinction.

Nothing. There is no fee to take a test, to receive the certificate, to have it emailed or to verify it, and no sign-up.

On our server, not in your browser. The answers never reach the page until you submit, so a certificate can only be earned by passing. Each certificate gets a unique credential ID stored by Science of Apps.

You see your score for each area and every question with the correct answer and why, with the published source behind it. You can retake after 30 minutes, and the retake draws questions you haven't seen yet.

No. Every certificate is dated, so it always shows when you passed. Retake a test any time for a newer date or a higher score.

Yes. After you pass, Add to LinkedIn opens the Licenses & certifications form with the certificate name, Science of Apps as the issuer, the issue date, your credential ID and the verification link filled in. You can also download it as a PDF or PNG, and it's emailed to you as a PDF.

Every certificate has a credential ID and a QR code. Scanning it, or entering the ID at scienceofapps.com/certification/verify/, shows the holder's name, the certification, the score and the issue date from our records.

No. They are Science of Apps' own assessments of applied skill. They aren't issued by a university or standards body, and they work best alongside a portfolio that shows the skills in real work.