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Turn your study material into an AI practice exam for students

Upload a PDF, slide deck, DOCX, plain notes or a photo of a page. DeckOwl writes multiple-choice, true/false and short-answer questions, each with an explanation.

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What an adaptive exam tests and how to prepare for it

Before a big exam, the most useful practice is questions written from your own course material, not generic sample tests. DeckOwl works as an AI exam generator for students: upload your PDFs, slides or notes and it writes questions you can answer in the browser.

Questions generated from your own PDFs, slides, notes or photos of pages
Multiple-choice, true/false and short-answer questions with explanations
Study in the browser on the free plan, with 3 generations per month
Plus and Pro add exports for PDF, DOCX, Anki, CSV, QTI 2.1 and Moodle XML

Example adaptive testing practice questions

In a computer-adaptive test, what usually determines the next question shown?The examinee's answers to earlier questions, which estimate ability and select an item of matching difficulty, because the test narrows in on the right level.

Why does an adaptive exam need a large question bank?It must offer enough items at each difficulty level so it can choose appropriate questions without repeating the same ones for every test-taker.

True or false: an adaptive test gives every student the same fixed questions in the same order.False, because the next item depends on responses so far, so students usually see different questions in different orders.

What does item response theory model in adaptive testing?The probability of a correct answer as a function of a person's ability and an item's difficulty, which is what lets the test estimate a score from fewer questions.

Why do practice questions with explanations help more than rereading notes?Recalling an answer strengthens memory, and the explanation shows why the correct choice works and the others do not.

Generate the full set

Questions from your material

Upload PDF, DOCX, PPTX, notes or photos of pages. The questions come from what you actually studied.

Three question types

Multiple choice, true/false and short answer, each with an explanation of why the correct answer is right.

Export on paid plans

Plus exports PDF and DOCX. Pro adds QTI 2.1 and Moodle XML for course shells.

How it works

Upload your material

Add lecture slides, a textbook chapter or your own notes in PDF, DOCX, PPTX, text or image form.

Choose question types

Pick multiple choice, true/false or short answer, or mix them to match the exam you are preparing for.

Practice and review

Answer in the browser, then read the explanation for each question to see where your reasoning went wrong.

Adaptive testing, used in many computer-based exams, changes the next question based on how you answered the previous one. Practicing across every topic in your material, at mixed difficulty, prepares you for that spread of questions whether or not the real exam adapts.

Read the explanations after each answer, not just the letter you picked. Retrieving an answer from memory and then checking the reasoning is what makes practice questions stick. The free plan includes 3 generations per month and studying in the browser.

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Frequently asked questions

How do adaptive exams decide which question to ask next?

Adaptive exams usually score each answer and then select the next item to match your estimated ability, so later questions get harder or easier. Practicing with a mix of difficulty levels from your own material builds the same skill.

How should I study for an adaptive exam?

Cover every topic in your material, not only the ones you like, and mix easy and hard questions. Review each explanation so you know why an answer is correct, not just which one to pick.

Can I export the exam questions I generate?

Yes, on paid plans. Plus at $99.90/year or $9.99/month includes PDF, DOCX, Anki and CSV export, and Pro at $14.99/month adds QTI 2.1 and Moodle XML.

Do I need a credit card to start?

No. You can start on the free plan with 3 generations per month and study in the browser, and students get 40% off with a school email.

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