AWS Data Engineer Associate (AWS Certified Data Engineer — Associate (DEA-C01)) — Free Online Mock Test
65 Q / 130 min. MCQ + multi-response. Pass at 720/1000. Data ingestion & transformation, data store management, operations & support, and data security & governance on AWS. · Official language: English.
AWS Data Engineer Associate exam at a glance
AWS Data Engineer Associate key facts & eligibility
| Conducting body | Amazon Web Services (AWS); delivered via Pearson VUE. |
|---|---|
| Official website | aws.amazon.com ↗ |
| Mode | A proctored exam (online or at a Pearson VUE centre) of 65 questions in 130 minutes. Exam code DEA-C01. |
| Frequency | On demand, year-round. |
| Scoring & marking | 65 multiple-choice/multiple-response questions (50 scored, 15 unscored), scored 100–1000 with 720 to pass. Four domains — Data Ingestion & Transformation (34%), Data Store Management (26%), Data Operations & Support (22%) and Data Security & Governance (18%). |
| Score validity | 3 years (recertify to maintain). |
| Language | English, Japanese, Korean and Simplified Chinese. |
Who is eligible for AWS Data Engineer Associate?
No prerequisite; AWS recommends 2–3 years of data-engineering experience and 1–2 years of hands-on AWS.
Last verified July 2026 against AWS — Certified Data Engineer Associate. Always confirm current details on the official website before you register.
AWS Data Engineer Associate section breakdown
The AWS Data Engineer Associate mock test on Wrexa Edge replicates the real exam's section structure — same names, same question count per section, same time limits. No inter-section breaks — the timer runs continuously.
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DEA-C01 — Full Exam (65 Q)
AWS Data Engineer Associate scoring & marking scheme
Strategy: AWS Data Engineer Associate has no negative marking. Attempt every question — blank answers cost you potential marks but cannot pull your score down.
Scale: AWS DEA-C01 (100-1000, pass 720).
How AWS Data Engineer Associate is conducted
- Mode
- Test format
- Backtracking
- Mark for review
AWS Data Engineer Associate time strategy
With 65 questions in 130 minutes, you have about 120 seconds per question on average. Successful candidates aim for the following pacing on each section:
- DEA-C01 — Full Exam (65 Q)
Wrexa Edge's analytics show your actual time-per-question after every mock so you can spot which sections you're losing time on.
AWS Data Engineer Associate topics covered
Across the 50 Wrexa Edge variants of AWS Data Engineer Associate, the following topics appear most often (sample distribution from one variant):
DEA-C01 — Full Exam (65 Q)
- AWSDEA — Data Store Management · 22
- AWSDEA — Operations & Support · 11
- AWSDEA — Ingestion & Transformation · 11
- AWSDEA — Security & Governance · 9
- AWSDEA — Operations & Orchestration · 5
- AWSDEA — Kinesis · 5
- AWSDEA — MSK · 2
AWS Data Engineer Associate difficulty calibration
Intermediate tier. Intermediate-level: assumes a working command of the syllabus. Most candidates need 2-4 months of focused prep.
65 Q / 130 min. MCQ + multi-response. Pass at 720/1000. Data ingestion & transformation, data store management, operations & support, and data security & governance on AWS. · Official language: English.
Verified content — Wrexa Edge's AWS Data Engineer Associate bank has been deeply curated with real exam-aligned content (estimated 100% syllabus coverage).
How Wrexa Edge prepares you for AWS Data Engineer Associate
- Real test-day interface
- 50 distinct variants
- Detailed analytics
- Spaced repetition (Notebook)
- Optional proctoring
- Free to start
Expert take: what AWS Data Engineer Associate really tests
The AWS Data Engineer – Associate (DEA-C01) is a services-and-scenarios exam: it does not ask you to memorise trivia so much as to pick the right AWS data service for a given ingestion, storage or governance problem. Data Ingestion & Transformation is the single heaviest domain at 34%, so time spent hands-on with Glue, Kinesis and Redshift pays off more than passive reading — and only 50 of the 65 questions actually count.
Preparation tips
- Get hands-on in a free-tier account — build a real ingest → transform → store pipeline.
- Prioritise the Ingestion & Transformation domain (34%) and know Glue, Kinesis, Redshift and Athena cold.
- Learn when to choose each service, and cover security/governance (IAM, encryption, Lake Formation).
⚠️ Common mistakes to avoid
- Studying service definitions without building anything, then struggling on scenario trade-offs.
- Neglecting data security and governance, an easy 18% of the exam to leave on the table.
AWS Data Engineer Associate study plan
A phase-by-phase roadmap from your first concept to test-ready. Stretch or compress each phase to fit the time you have before your attempt.
- Learn the core AWS data stack — S3, Glue, Redshift, Kinesis, Athena, Lake Formation
- Read the DEA-C01 exam guide and map the four domains and their weightings
- Set up a free-tier account and build a simple ingest → transform → store pipeline
- Practise ETL/ELT with Glue and Spark, orchestration, and streaming with Kinesis
- Study data-store management, partitioning, and cost/performance trade-offs
- Cover security and governance — IAM, encryption, Lake Formation permissions
- Take timed practice exams and aim comfortably above 720/1000
- Re-drill the heaviest domain (Ingestion & Transformation, 34%)
- Review every miss against the AWS documentation
Where AWS Data Engineer Associate can take you
A strong AWS Data Engineer Associate result opens up these careers and higher-study paths:
- Data engineer
- Analytics engineer
- Cloud data developer
- ETL / streaming developer
Best books & official prep for AWS Data Engineer Associate
- AWS Certified Data Engineer – Associate Study Guide — Various
- AWS official exam guide & sample questions — AWS
- Tutorials Dojo / practice exams — Various
- Hands-on AWS (free tier) — AWS
Official practice: AWS publishes the exam guide, sample questions and free-tier labs; hands-on work with the data services matters most.
Previous-year papers: AWS does not release past exams; the exam guide and reputable practice tests are the best preparation.
Frequently asked questions
- What is the AWS Data Engineer Associate exam pattern?
- AWS Certified Data Engineer — Associate (DEA-C01) contains 65 questions across 1 section: DEA-C01 — Full Exam (65 Q). Total duration is 130 minutes (about 120 seconds per question).
- Does AWS Data Engineer Associate have negative marking?
- No — AWS Data Engineer Associate has no negative marking. Each correct answer is worth 1 mark, so attempt every question.
- How is AWS Data Engineer Associate scored?
- Scaled score range: 100 to 1000. AWS DEA-C01 (100-1000, pass 720).
- How can I practise AWS Data Engineer Associate online for free?
- Wrexa Edge gives you 10 free full-length AWS Data Engineer Associate mock tests — with instant scoring, detailed explanations and analytics — plus 40 more with Pro. Start practising in under a minute, no card required.
- What is the difficulty level of AWS Data Engineer Associate?
- AWS Data Engineer Associate is rated Intermediate difficulty on Wrexa Edge. Intermediate-level: assumes a working command of the syllabus. Most candidates need 2-4 months of focused prep. 65 Q / 130 min. MCQ + multi-response. Pass at 720/1000. Data ingestion & transformation, data store management, operations & support, and data security & governance on AWS. · Official language: English.
- How long is the AWS Data Engineer Associate exam?
- AWS Data Engineer Associate runs for 130 minutes total. On Wrexa Edge the timer is enforced exactly as on the real exam — including no inter-section breaks.
- What topics are covered in AWS Data Engineer Associate?
- AWS Data Engineer Associate is split into: DEA-C01 — Full Exam (65 Q). Each section is timed and weighted separately. 65 Q / 130 min. MCQ + multi-response. Pass at 720/1000. Data ingestion & transformation, data store management, operations & support, and data security & governance on AWS. · Official language: English.
- What tools or aids are allowed during AWS Data Engineer Associate?
- No special tools are required. Note: real exam is proctored — Wrexa Edge mirrors this with a webcam-based proctoring flow you can enable.
- Is the AWS Data Engineer Associate test adaptive?
- No — AWS Data Engineer Associate is a fixed-form (linear) test. Every candidate sees the same number of questions per section.
- How many AWS Data Engineer Associate mock tests does Wrexa Edge offer?
- Wrexa Edge generates 50 distinct AWS Data Engineer Associate variants — each with different question content, not just shuffled options — the first 10 free for everyone and 40 more with Pro. That's 3250 unique practice questions in the real test-day interface.
- Is there a free AWS Data Engineer Associate test series 2026?
- Yes. The Wrexa Edge AWS Data Engineer Associate test series for 2026 gives you 10 free full-length mock tests (50 in total) plus subject-wise and topic-wise tests — instant scoring and detailed analysis, no card required.
- Are AWS Data Engineer Associate previous year question–style papers included?
- Every AWS Data Engineer Associate mock is modelled on the official exam pattern and the style of previous years' papers — the same 65-question structure, sections and marking — so your practice mirrors the real paper you'll sit.
- Which is the best free AWS Data Engineer Associate mock test online?
- Wrexa Edge's AWS Data Engineer Associate mock test replicates the real exam interface, timing and marking scheme, with instant score, section-wise analysis and 50 fresh variants — a strong free choice for 2026 preparation.
- Can I take the AWS Data Engineer Associate mock test on mobile?
- Yes. AWS Data Engineer Associate mock tests run in any browser on mobile, tablet or desktop — no app or download needed. Start on your phone and your progress and analytics sync when you sign in.
- What is the AWS Data Engineer Associate syllabus?
- The AWS Data Engineer Associate syllabus maps to its 1 section: DEA-C01 — Full Exam (65 Q). Wrexa Edge's mock tests cover the complete syllabus topic by topic — see the topics-covered breakdown above — so you practise every area at real exam difficulty.
- What is the eligibility for AWS Data Engineer Associate?
- Eligibility for AWS Data Engineer Associate — age, qualification and number of attempts — is set by the official conducting body and can change each cycle, so always confirm the current official notification before applying. Wrexa Edge focuses on realistic AWS Data Engineer Associate practice: 10 free full-length mocks in the exact exam pattern, ready whenever you are.
- When is the AWS Data Engineer Associate exam and how should I prepare?
- Official AWS Data Engineer Associate exam dates are announced by the conducting body for each cycle — check the latest notification for the current schedule. To be ready, follow a phased study plan and take full-length timed mocks; Wrexa Edge gives you 10 free AWS Data Engineer Associate mocks with instant scoring so you can track your readiness week by week.
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