MongoDB · Official Blueprint · Last reviewed May 2026
The official MongoDB C100DBA exam covers 7 domains. The vendor does not publish percentage weights for these domains — treat each as an equal part of the exam blueprint.
Covers the topics, concepts, and applied skills examined under the Philosophy and Features domain. Study the official exam objectives and practise questions in this area to build confidence and accuracy before your exam.
Practice Philosophy and Features questionsCovers the topics, concepts, and applied skills examined under the Server Administration domain. Study the official exam objectives and practise questions in this area to build confidence and accuracy before your exam.
Practice Server Administration questionsCovers the topics, concepts, and applied skills examined under the Replication domain. Study the official exam objectives and practise questions in this area to build confidence and accuracy before your exam.
Practice Replication questionsCovers the topics, concepts, and applied skills examined under the Indexing and Performance domain. Study the official exam objectives and practise questions in this area to build confidence and accuracy before your exam.
Practice Indexing and Performance questionsCovers the topics, concepts, and applied skills examined under the Application Administration domain. Study the official exam objectives and practise questions in this area to build confidence and accuracy before your exam.
Practice Application Administration questionsCovers the topics, concepts, and applied skills examined under the Sharding domain. Study the official exam objectives and practise questions in this area to build confidence and accuracy before your exam.
Practice Sharding questionsCovers the topics, concepts, and applied skills examined under the CRUD Operations domain. Study the official exam objectives and practise questions in this area to build confidence and accuracy before your exam.
Practice CRUD Operations questionsThe vendor does not currently publish percentage weights for these domains, so Courseiva does not rank them by weight.
Work through each domain systematically — cover fundamentals first, then applied and scenario-based topics.
Never skip a domain regardless of perceived importance. Full coverage is required to pass.
Use Courseiva domain analytics to track your accuracy per domain and route extra questions to your weak areas.
Courseiva tracks your accuracy per domain automatically and routes you toward your weakest areas — no manual configuration needed.