MONGODB-ASSOCIATE-DATA-MODELER: MongoDB Associate Data Modeler
Master the MongoDB Associate Data Modeler certification (C100DM) - workload-driven schema design, embedding vs referencing, one-to-one/one-to-many/many-to-many relationships, the schema design patterns and anti-patterns, schema evolution and versioning, and indexing/CRUD/consistency for the document model.
$79 practice exams are gatekeeping. Mine are $9 because it should be. Written by someone who works in cloud and AI at Microsoft NZ — for people like us.
I just passed with a 777 (Yes, Seriously). This video helped me tremendously.
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Official Exam Details
| Duration | 75 minutes |
| Questions | 53 |
| Passing Score | ~60% (pass/fail; cut not publicly published) |
| Exam Cost | $150 USD |
| Testing Provider | MongoDB University (online proctored) |
| Validity | 3 years |
| Prerequisites | None (data modeling experience recommended) |
| Question Types | Multiple choice, Multiple select |
Domain Breakdown
| Domain | Questions |
|---|---|
| Identifying and Modeling Entities | 50 |
| Relationships | 50 |
| Schema Design Patterns | 50 |
| Schema Evolution | 50 |
| CRUD, Indexing and Consistency | 50 |
Frequently Asked Questions
What is the passing score for the MongoDB Associate Data Modeler exam?
The passing score for MongoDB Associate Data Modeler (MONGODB-ASSOCIATE-DATA-MODELER) is ~60% (pass/fail; cut not publicly published). Our practice exams use an 80% threshold to help you build confidence before the real test.
How long is the MongoDB Associate Data Modeler exam?
The official MongoDB Associate Data Modeler exam is 75 minutes long. You can simulate this time pressure using our Exam Mode, which includes a countdown timer and auto-submit.
How much does the MongoDB Associate Data Modeler exam cost?
The MongoDB Associate Data Modeler certification exam costs $150 USD. You can prepare with our 250-question practice exam for just $9 (1 year access) — a fraction of the real exam fee.
How many questions are on the MongoDB Associate Data Modeler exam?
The official MongoDB Associate Data Modeler exam has 53 questions. Our practice bank includes 250 exam-style questions with detailed explanations covering all 5 domains.
What are the prerequisites for MongoDB Associate Data Modeler?
Prerequisites for MongoDB Associate Data Modeler: None (data modeling experience recommended). Our study materials are designed for all levels, with detailed explanations that build understanding from scratch.
How long is the MongoDB Associate Data Modeler certification valid?
The MongoDB Associate Data Modeler certification is valid for: 3 years. Plan your recertification early and use our practice exams to stay sharp.
Is the MongoDB Associate Data Modeler practice exam worth it?
Yes — our 250-question practice exam includes three study modes (Study, Exam Simulation, and Flashcards with spaced repetition), detailed explanations for every answer, adaptive question selection, and progress tracking across all 5 domains. 20 practice questions are free with no account needed. Full access is $9 for 1 year.
How do I prepare for the MongoDB Associate Data Modeler certification?
Start with Study Mode for instant feedback and concept learning. Switch to Exam Mode for timed practice under real conditions (75 minutes, ~60% (pass/fail; cut not publicly published) to pass). Use Flashcards with spaced repetition to retain key facts long-term. Track your readiness score across all domains.