How AWS Exam Scoring Actually Works
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How AWS Exam Scoring Actually Works

The 100–1000 scale, why it isn't a percentage, what compensatory scoring means for you, and the 15 questions that don't count.

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CloudExamProAWS certification prep · GUIDE

A lot of exam anxiety comes from not understanding the scoring, so let’s clear it up. It’s simpler than it looks, and a couple of the details work in your favor.

The scale

AWS reports your result as a scaled score from **100 to 1000**. The passing marks:

  • **Cloud Practitioner: 700**
  • **Associate level: 720**
  • **Professional level: 750**

That’s the whole scale. A 720 on an associate exam is a pass. A 719 is not.

It is not a percentage

This is the part that confuses people, and it matters.

Your scaled score is **not** the percentage of questions you got right. AWS uses scaled scoring so results can be compared fairly across different versions of the same exam. Two people sitting different forms of the SAA-C03 may see sets of different difficulty, and scaling equalizes that.

In practice, harder questions carry more weight than easy ones. Getting 70% of the questions right doesn’t automatically mean a 700.

Roughly, a 700 on Cloud Practitioner corresponds to somewhere around 65–70% correct, but the exact figure moves with the form you get. Don’t do arithmetic on this during the exam. It’ll only distract you.

Compensatory scoring is your friend

AWS uses a **compensatory** model. That means only your total matters. You do **not** need to pass each domain individually.

This is genuinely good news. If you’re weak in one domain but strong in the others, you can still pass comfortably. People torpedo their own preparation by panicking over one shaky area when the smarter move is often to shore up a domain that carries more weight.

It also means the per-domain feedback on your score report is diagnostic, not pass/fail. A “needs improvement” on one domain didn’t fail you by itself.

The 15 questions that don’t count

On a 65-question exam, **15 are unscored**. They don’t affect your result at all.

AWS seeds these to trial questions for future exams. They are **not identified** during the exam, so you can’t tell which ones they are.

Two practical consequences:

**Don’t panic at a bizarre question.** If something comes up that seems wildly outside the exam guide, there’s a reasonable chance it doesn’t count. Either way it’s one item out of 65. Answer it, flag it, move on.

**Your effective score comes from 50 questions.** Each scored item carries more weight than you might assume. That’s an argument for careful reading, not for speed.

Reading your score report

After the exam, your score report shows:

  • Your **scaled score** and whether you passed
  • A **per-domain breakdown** showing where you met competency and where you didn’t

Read it either way. If you passed, it tells you where you’re thin, which matters if you’re moving to the next certification. If you didn’t, it’s a free study plan. [What to do after failing an AWS exam](/blog/failed-aws-exam-what-next/) walks through how to use it properly.

One caution: domains have relatively few questions each, so a single weak domain can turn on two or three items. Treat it as a signal to investigate, not a definitive verdict on your knowledge.

No penalty for wrong answers

There’s no negative marking. A wrong answer and a blank answer score identically, which means **you should never leave a question unanswered**.

If you’re running out of time, guess on everything remaining. Four options means a 25% shot, and 25% beats zero every time. I’ve seen people leave six questions blank because they ran out of clock, and that’s points thrown away for no reason.

What this means for how you study

**Stop chasing percentage scores on practice tests.** An 80% on a practice exam doesn’t map cleanly to 800 on the real one. What matters is whether you’re consistently clearing the pass mark and whether your wrong answers are shrinking into a tighter, more specific set.

**Don’t obsess over one weak domain.** Compensatory scoring means balance wins. Check the domain weightings in the exam guide and spend your time where the points are.

**Practice the full length.** Because scaled scoring rewards accuracy on harder items, and your accuracy drops when you’re tired, stamina is worth real points on a 130-minute exam.

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