Three versions, one goal: the MongoDB Certified DBA Associate Exam (Based on MongoDB 4.4) updated dumps from GetValidTest cater to your needs however you study — 174 practice questions for the C100DBA exam in 2026.
MongoDB C100DBA Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Aggregation Framework | - Aggregation pipeline stages - Aggregation operators - Data transformation and grouping |
| Topic 2: Replication and High Availability | - Replica set architecture - Failover and elections - Read/write concerns |
| Topic 3: Indexing and Performance Tuning | - Index types and usage - Query performance optimization - Explain plans and diagnostics |
| Topic 4: MongoDB CRUD Operations | - Working with documents and BSON types - Insert, update, and delete operations - Querying and filtering documents |
| Topic 5: Backup, Restore, and Operations | - Backup strategies and tools - Restore procedures - Monitoring and maintenance |
| Topic 6: Data Modeling | - Relationships in MongoDB - Schema design principles - Embedding vs referencing |
| Topic 7: Sharding and Scalability | - Balancing and scaling operations - Sharded cluster architecture - Shard keys and distribution strategy |
| Topic 8: Security | - Encryption at rest and in transit - Role-based access control (RBAC) - Authentication and authorization |
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The MongoDB Certified DBA Associate Exam (Based on MongoDB 4.4) is MongoDB's certification exam for MongoDB Certified DBA Associate, at the Associate level. The certificate makes you advanced and competitive — priority in employment and promotion goes to the certified. Related credentials include MongoDB Certified Developer Associate, MongoDB Certified DBA Professional.
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The MongoDB Certified DBA Associate Exam (Based on MongoDB 4.4) blueprint spans 8 domains — including Sharding and Scalability, Replication and High Availability, MongoDB CRUD Operations. Weight the heavy domains in your schedule; the complete outline above lists every subtopic.
Recommended practical experience administering MongoDB deployments (approximately 6+ months) and familiarity with MongoDB 4.4 features. Eligibility rules change over time, so verify the current requirements on the official page (official C100DBA exam page) before registering.
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MongoDB Certified DBA Associate Exam (Based on MongoDB 4.4) Sample Questions:
The Production MongoDB Cluster contains Personally Identifiable Information, such as Name, Demographics, Date of Birth, and Government Identification Number. Due to strict compliance requirements, a database administrator is tasked to ensure a client ' s side encryption.
What feature should the administrator use to meet the requirement?
- A. Encrypted Storage Engine
- B. Queryable Encryption
- C. Role Based Access Controls
- D. TLS/SSL
Correct Answer: B 🗳️
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Which of the following does MongoDB use to provide High Scalability?
- A. Sharding
- B. Indexing
- C. Replication
- D. Write Concern
Correct Answer: A 🗳️
Which of the following about Capped Collections is correct?
- A. Only " Fixed Size " and " High-throughput operations that insert and retrieve documents based on insertion order "
- B. High-throughput operations that insert and retrieve documents based on insertion order
- C. Fixed Size
- D. If the allocated space for a capped collection exceeds, it stops inserting new documents
Correct Answer: A 🗳️
Which of the following is true about sharding?
- A. Sharding is enabled at the database level
- B. A sharded environment does not support sorting functionality since the documents lie on various mongod instances
- C. We cannot change a shard key directly/automatically once it is set up
- D. Creating a sharded key automatically creates an index on the collection using that key
Correct Answer: C 🗳️
What is the purpose of elections in a replica set?
- A. A mechanism to choose a new primary when the current primary is no longer available.
- B. A mechanism to add new indexes to a running replica set.
- C. A mechanism to add additional secondaries when the current secondaries are unavailable.
- D. A mechanism for replicating data across all replica set members asynchronously.
Correct Answer: A 🗳️
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