Exam Name: MongoDB Certified DBA Associate Exam (Based on MongoDB 4.4)
Certification Provider: MongoDB
Corresponding Certification: MongoDB Certified DBA Associate
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Certification Topics of MongoDB C100DBA Exam
Certification JN0-1102 Exam is a Juniper Networks certification exam. It covers a variety of topics and the percentage of those topics can be found from the Juniper Networks certification webpage.
- Fundamental database concepts: 75%
- Fundamentals of software development: 75%
- Fundamentals of system programming: 75%
- Basic JavaScript programming: 75%
Reference: https://learn.mongodb.com/pages/mongodb-associate-database-administrator-exam
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Your preparation for this exam should include several activities each week. Manually created database. The MongoDB C100DBA company gives you its own study guide to prepare for this test, which includes the basic rules to follow, the topics to cover, and several examples of what can be asked in this exam. Multi and dispersed database. In order to clear this certification exam, you will have to learn all things about MongoDB, which is a great database management system. There is no specific time period in which the MongoDB C100DBA exam is to be held. View and edit any MongoDB object in your favorite programming language. Design Documents - Collection of documents that are related to your business-critical application and use MongoDB as well as any other database management system for this purpose. MongoDB C100DBA Dumps are created with the help of real exam questions. The C100DBA certification exam questions are given by the company on its site. CDB, Databases, Data models, Schemas, mongos, etc. BDB, MMAPV1, WiredTiger, etc. In order to clear this certification exam, you will have to learn all things about MongoDB, which is a great database management system.
Estate and Trust Record Management and Services. A large number of questions in the MongoDB C100DBA certification exam test is based on this document only. Hard and soft constraints. The C100DBA certification exam questions are given by the company on its site. Mongos, which is the primary command-line tool of MongoDB, is available only for Windows. Sharding, Replica Set, Authentication, Multiple command-line tools and tools for this purpose. Proper application of indexes will make your MongoDB C100DBA certification exam more interesting and the simpler. There is no set time period in which the MongoDB C100DBA exam is to be held. Automatically updated database. Products and services that relate to MongoDB and database management system. Administration of MongoDB and database management system. Products of plug-ins of MongoDB. Management plug-in of MongoDB.
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MongoDB C100DBA Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Backup, Restore, and Operations | - Restore procedures - Monitoring and maintenance - Backup strategies and tools |
| Security | - Encryption at rest and in transit - Authentication and authorization - Role-based access control (RBAC) |
| Data Modeling | - Schema design principles - Relationships in MongoDB - Embedding vs referencing |
| Replication and High Availability | - Read/write concerns - Failover and elections - Replica set architecture |
| MongoDB CRUD Operations | - Working with documents and BSON types - Insert, update, and delete operations - Querying and filtering documents |
| Indexing and Performance Tuning | - Query performance optimization - Explain plans and diagnostics - Index types and usage |
| Aggregation Framework | - Aggregation pipeline stages - Data transformation and grouping - Aggregation operators |
| Sharding and Scalability | - Shard keys and distribution strategy - Balancing and scaling operations - Sharded cluster architecture |
MongoDB Certified DBA Associate Exam (Based on MongoDB 4.4) Sample Questions:
Which of the tags in a replica set configuration specify the operations to be read from the node with the least network latency?
- A. nearest
- B. netLatency
- C. primaryPreferred
- D. secondaryPreferred
Correct Answer: A 🗳️
Given the following MongoDB document in the users collection:
{ " userid " : 1, " first " : " John " , " roles " : " Basic " }
Which statement results in this document?
{ " userid " : 1, " first " : " John " , " roles " : " SuperUser " }
- A. db.users.replaceOne({ userid: 1 }, { first: " John " , roles: " SuperUser " })
- B. db.users.replaceOne({ userid: 1 }, { userid: 1, first: " John " , roles: " SuperUser " })
- C. db.users.replaceOne({ userid: 1 }, { roles: " SuperUser " })
- D. db.users.replaceOne({ userid: 1 }, { $set: { roles: " SuperUser " } })
Correct Answer: B 🗳️
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Consider that the posts collection contains an array called ratings which contains ratings given to the post by various users in the following format:
Which of the following query will return all the documents where the ratings array contains elements that in some combination satisfy the query conditions?
- A. db.inventory.find( { ratings: { ratings: { $gt: 5, $lt: 9 } } } )
- B. db.inventory.find( { ratings: { $elemMatch: { $gte: 3, $lte: 6 } } } )
- C. db.inventory.find( { ratings: { $elemMatch: { $gt: 3, $lt: 6 }
- D. db.inventory.find( { ratings: { ratings.$: { $gt: 5, $lt: 9 } } } )
Correct Answer: A 🗳️
What is the on-premise solution having functionality equivalent to cloud manager?
- A. Ops Manager
- B. Replica Manager
- C. Journaling
- D. Service Manager
Correct Answer: A 🗳️
Consider that our posts collection contains an array field called tags that contains tags that the user enters. {
Which of the following commands will find all the posts that have been tagged as tutorial.
- A. db.posts.find( { tags : [ " tutorial " ] } );
- B. db.posts.findInArray( { tags : " tutorial " > );
- C. db.posts.find( { $array : {tags: " tutorial " ) > );
- D. db.posts.find( { tags : " tutorial " } );
Correct Answer: D 🗳️
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