You can see it againUnder pressure people bring back shapes and positions long after the wording has gone.
Picture superiority · Shepard 1967, Standing 1973
The AWS Certified DevOps Engineer - Professional certification validates advanced expertise in provisioning, operating, and managing distributed application systems on AWS. It is designed for DevOps engineers with two or more years of AWS experience who bridge software development and cloud operations. Earning it demonstrates you can deliver secure, compliant, highly available, and scalable systems — and it gives you increased credibility with peers, colleagues, and customers.
Content last reviewed 30 July 2026 · Up to date
What this certification covers, who it is written for, and what the exam itself looks like on the day.
What it validates, who it is written for, and the experience it assumes.
The AWS Certified DevOps Engineer - Professional (DOP-C02) exam validates a candidate's technical expertise in provisioning, operating, and managing distributed systems and services on AWS. It is intended for individuals who perform a DevOps engineer role and who have two or more years of experience in provisioning, operating, and managing AWS environments, along with experience in the software development lifecycle and programming or scripting.
The certification demonstrates your ability to implement and manage continuous delivery systems, automate security controls and governance processes, define and deploy monitoring and logging systems, and design highly available, scalable, and self-healing architectures. Earning this credential signals that you can bridge development and operations to deliver secure, compliant, and resilient systems at scale.
This certification is for DevOps engineers who are responsible for provisioning, operating, and managing distributed application systems on AWS. The ideal candidate has two or more years of hands-on experience with AWS environments, as well as experience with the software development lifecycle and programming or scripting. You are comfortable building highly automated infrastructure, administering operating systems, and working with modern development and operations processes. You understand how to secure AWS infrastructure and are ready to demonstrate advanced skills in areas like SDLC automation, configuration management, resilient cloud solutions, monitoring, incident response, and security.
Two or more years of experience provisioning, operating, and managing AWS environments, plus experience with the software development lifecycle and programming or scripting. Experience building highly automated infrastructure; Experience administering operating systems; Experience with modern development and operations processes and methodologies; Experience securing AWS infrastructure
Every domain and objective AWS measures, with the weight they carry on the exam.
The official AWS exam outline · checked 30 July 2026 · See the source
Everything AWS publishes about sitting it, and nothing we inferred.
No mandatory prerequisites — this certification has no required predecessor exam or credential.
The path AWS lays out, how the credential is kept, and where to book.
Step-by-step path to AWS Certified DevOps Engineer - Professional
This certification is valid for 3 years. Before your certification expires, you can recertify by passing the latest version of this exam. AWS also offers recertification options on AWS Skill Builder. Stay current with the latest technologies and maintain your certification.
Learn more about renewal requirementsThis certification is currently active and available. AWS maintains this certification to validate current skills and industry relevance.
Register for the exam through Pearson VUE, AWS’s authorized testing partner.
Schedule your examVisit the official AWS certification page for exam policies and requirements.
View the official pageYour coach in the app reads what you have answered with the book closed and tells you one thing to do tonight. It will not count an answer you gave with the page open, and it will tell you when you are not ready.
See how the coach worksDOP-C02 is the current version of the AWS Certified DevOps Engineer - Professional exam, replacing the earlier DOP-C01. The exam content was updated to reflect current AWS services and best practices. Candidates who passed DOP-C01 remain certified until their credential expires.
No. AWS does not require any prerequisite certifications for the Professional-level DevOps Engineer exam. However, AWS recommends two or more years of experience provisioning, operating, and managing AWS environments.
No. The DOP-C02 exam consists entirely of multiple-choice and multiple-response questions. There is no hands-on lab or performance-based component.
AWS allows you to retake a failed exam after a 14-day waiting period. There is no limit on the number of attempts, but each attempt requires a new exam registration and fee.
Yes. Once you earn any AWS Certification, you receive a 50% discount on your next AWS Certification exam. You can access this discount in your AWS Certification Account.
This certification is designed for DevOps engineers who are responsible for provisioning, operating, and managing distributed application systems on AWS. It is also relevant for cloud architects and site reliability engineers who work with CI/CD, automation, and operational excellence.
Yes. AWS offers multiple recertification options. For the Professional-level DevOps Engineer certification, you can recertify by passing the latest version of the DOP-C02 exam, or by passing any Professional-level or Specialty exam. You can also complete recertification assessments on AWS Skill Builder.
Yes. AWS provides reasonable accommodations for individuals with documented disabilities, coordinated with the test delivery provider. Accommodations must be requested prior to scheduling each exam. Additionally, a 30-minute exam extension is available for non-native English speakers taking the exam in English.
Exam results are typically available within 5 business days after you complete the exam. You can access your results in your AWS Certification Account under Exam History.
Every domain, every objective, and every concept AWS measures — each one written out.





Every objective below is a page you can open and practise now, without an account.
The official AWS exam outline · checked 30 July 2026 · See the source
In front of every objective the practice pages are already there, free and without an account. This is one objective, opened.
35 questions on this objective, five to a page. Every range above is a real page, open now, with no account.
The curriculum tells you what is on the exam. Proving you know it is a different job — and it is the one the closed-book run does.
The whole bank is open. 5 questions to a page, every answer explained, and a discussion thread on each one.
Every objective, and every page range, is a link — so you can pick up exactly where you left off.
Short enough to finish, long enough to matter.
Not only which one is right — why the others are wrong.
Ask, answer, and vote. Every question has its own thread.
These are not trivia. Each one is written against a concept in the book, so when you get one wrong there is somewhere to go and find out why.

The pages shown here come from our AI-900 book — an example of how each concept is written in plain language and, where the idea needs one, drawn as a full page you can take in at a glance.





Three reasons, and each one is a real finding rather than a slogan.
You can see it againUnder pressure people bring back shapes and positions long after the wording has gone.
Picture superiority · Shepard 1967, Standing 1973
The whole idea at onceWhere it starts, what happens in the middle, what comes out, and the mistake to avoid.
Multimedia principle · Mayer
The look-alikes sit togetherThe pairs the exam tests are drawn side by side, so the difference is seen, not told.
Dual coding · PaivioYou are never asked to read a poster here — only to see how one is built. After that, every other page is legible at a glance.

The idea as a sequence, followed with a finger before a word is read.
What it is, how the machine learns it, when it is the right tool.
The distinction the exam tests, given its own box instead of buried in prose.
The sentence to carry into the exam room.
This is the part that teaches. The illustration and the written explanation stay where they are while you work, so a scenario stops being a memory test and becomes something you can simply look at.
A smartphone uses AI to unlock when the owner looks at the camera. Which AI capability is being used?

The same questions come back with the book closed — that run is the one that counts. After it, your coach picks one thing for tonight, sized to the time you have, and brings pages back before you lose them.
Testing effect · Roediger & Karpicke 2006 · spacing effect · Cepeda et al. 2006
Where the exam is defined, scheduled and scored.
We link to them rather than repeat them, so nothing here goes stale behind them.
We build from the official skills outline, not from a summary of it — 17 objectives, 174 concepts written under them, and free questions against every one. When AWS changes the outline, this page changes with it.
That is the only question worth answering the night before, and no link answers it. You answer it by taking the questions with the book closed, and seeing what comes back.