MongoDB C100DBA Exam : MongoDB Certified DBA Associate Exam (Based on MongoDB 4.4)

MongoDB C100DBA exam
  • Exam Code: C100DBA
  • Exam Name: MongoDB Certified DBA Associate Exam (Based on MongoDB 4.4)
  • Updated: Oct 10, 2026
  • Q & A: 174 Questions and Answers
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About MongoDB C100DBA Exam Questions

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MongoDB C100DBA Exam Syllabus Topics:
SectionObjectives
Topic 1: Server Administration- Database Operations
  • 1. Configuration Management
  • 2. Monitoring
  • 3. Storage Management
  • 4. Backup and Restore
Topic 2: Application Administration- Security and Access Control
  • 1. User Management
  • 2. Role-Based Access Control
  • 3. Authorization
  • 4. Authentication
Topic 3: CRUD Operations- Data Manipulation
  • 1. Update Operations
  • 2. Read Queries
  • 3. Delete Operations
  • 4. Insert Operations
Topic 4: Sharding- Cluster Scaling
  • 1. Balancer Operations
  • 2. Chunk Distribution
  • 3. Query Routing
  • 4. Shard Keys
Topic 5: Philosophy and Features- MongoDB Architecture
  • 1. High Availability Concepts
  • 2. Scalability Concepts
  • 3. Collections and Databases
  • 4. Document Model
Topic 6: Indexes- Index Management
  • 1. Compound Indexes
  • 2. Index Selection
  • 3. Single Field Indexes
  • 4. Query Performance Optimization
Topic 7: Replication- Replica Sets
  • 1. Primary and Secondary Nodes
  • 2. Write Concerns
  • 3. Elections
  • 4. Read Preferences

C100DBA Exam Preparation FAQ

The official MongoDB Certified DBA Associate Exam (Based on MongoDB 4.4) outline splits the exam into 7 domains, led by Application Administration, Sharding, and Philosophy and Features. The complete breakdown is in the topics section above; PassExamDumps's 174 practice questions cover every domain listed.

A complete preparation package: 174 practice questions for the MongoDB Certified DBA Associate Exam (Based on MongoDB 4.4) exam in three formats — a printable, expert-prepared PDF with instant download; a Desktop Test Engine for Windows that simulates the real exam with two practice modes and works offline; and an Online Test Engine for any browser on Windows, Mac, Android, and iOS with test history and performance review. Also included: a free demo, 365 days of free updates, a 50% renewal discount afterward, unlimited computer installations, 24-hour online customer service, and remote assistance from professional personnel when needed.

The MongoDB Certified DBA Associate Exam (Based on MongoDB 4.4) exam includes 60-66 to answer within 90 minutes. Rehearsing that pace in the PassExamDumps Desktop Test Engine turns time pressure into a familiar routine.

Recommended knowledge of fundamental database concepts, basic system administration, and basic JavaScript. No mandatory prerequisite exam. Rules are updated occasionally, so confirm the current requirements on the official MongoDB exam page before you book.

PassExamDumps issues a full refund if you take the MongoDB Certified DBA Associate Exam (Based on MongoDB 4.4) exam within 60 days of purchase and do not pass. The process is simple: submit a scan of your enrollment slip and the official Score Report PDF within 2 days of the exam, and claims are processed within 7 days. The policy does not apply if the exam is taken within 3 days of purchase, if the exam was never actually taken, or to free materials or expired orders, and the candidate name must match the payer name. Prefer to keep studying? Exchange for two free exam products of equal value and keep your original update service. Orders arrive by email within 1 minute — contact support if nothing arrives within 2 hours.

The C100DBA exam is a MongoDB certification exam validating the knowledge in the MongoDB Certified DBA Associate Exam (Based on MongoDB 4.4) syllabus shown above. It contributes to these credential paths: MongoDB Certified Developer Associate. Candidates take it to prove their skills to employers in 2026's market, and PassExamDumps prepares them with 174 practice questions in PDF, Desktop Test Engine, and Online Test Engine formats.

MongoDB recommends these training resources for the MongoDB Certified DBA Associate Exam (Based on MongoDB 4.4) exam:

    Combine the official training with the 174 practice questions from PassExamDumps — that pairing reveals what you have truly absorbed.

    Online proctored or authorized testing center Register for the MongoDB Certified DBA Associate Exam (Based on MongoDB 4.4) exam through these official channels:

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      The MongoDB Certified DBA Associate Exam (Based on MongoDB 4.4) exam requires 490/600 to pass, and registration costs $150 USD. Retakes cost the same again, so a readiness check with the PassExamDumps practice engines is a worthwhile step before booking.

      MongoDB Certified DBA Associate Exam (Based on MongoDB 4.4) Sample Questions:
      Question #1

      What is the purpose of enabling TLS?

      • A. To improve query performance.
      • B. To provide encryption of data in transit.
      • C. To automate backup and restore operations.
      • D. To ensure high availability of the database.
      Reveal Solution  Discussion  0

      Correct Answer: B  🗳️

      Explanation: Only visible for PassExamDumps members. You can sign-up / login (it's free).

      Question #2

      The following aggregation option is used to specify the specific fields that needs to be passed to the next stage of the aggregation pipeline:

      • A. $group
      • B. $aggregate
      • C. $project
      • D. $match
      Reveal Solution  Discussion  0

      Correct Answer: C  🗳️

      Question #3

      Which option should be used to update all the documents with the specified condition in the MongoDB query?

      • A. specify {all: true} as the third parameter of update command
      • B. specify {multi : true} as the third parameter of update command
      • C. specify {updateAII: true} as the third parameter of update command
      • D. updateAII instead of update
      Reveal Solution  Discussion  0

      Correct Answer: B  🗳️

      Question #4

      What stage of the Winning Plan in an Explain Result identifies the Index Key for the query pattern?

      • A. COLLSCAN
      • B. GROUP
      • C. FETCH
      • D. IXSCAN
      Reveal Solution  Discussion  0

      Correct Answer: D  🗳️

      Explanation: Only visible for PassExamDumps members. You can sign-up / login (it's free).

      Question #5

      What is the output of the following program?

      • A. 100 ms
      • B. 100 s
      • C. 1s
      • D. 60 s
      Reveal Solution  Discussion  0

      Correct Answer: D  🗳️

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