Available Number of Questions: Maximum of
132 Questions
Exam Name: MongoDB Certified DBA Associate Exam
Exam Duration: 90 Minutes
Related Certification(s):
MongoDB Certified DBA Associate Certification
MongoDB C100DBA Exam Topics - You’ll Be Tested in Actual Exam
The MongoDB C100DBA exam covers a range of crucial topics, providing a comprehensive understanding of this powerful NoSQL database. You'll delve into the fundamentals of MongoDB, exploring its unique document-oriented data model and how it differs from traditional relational databases. Understanding the advantages of this model, such as its flexibility and scalability, is key. The exam also covers the process of installing and configuring MongoDB, ensuring you can set up a functional database environment. Data modeling and schema design are essential skills to master, as they involve creating efficient and effective structures for your data. You'll learn about indexing, a critical aspect of optimizing query performance, and the various index types available in MongoDB. Additionally, the exam delves into the world of MongoDB's powerful aggregation framework, which allows for complex data processing and analysis. Querying and updating data are core skills, and you'll explore the various methods and best practices for these tasks. Security is a critical aspect, and the exam covers authentication, authorization, and encryption techniques to protect your data. Finally, you'll learn about backup and recovery strategies, ensuring your data is always safe and accessible. This exam provides a solid foundation in MongoDB, covering its core concepts and practical applications, preparing you for real-world database management challenges.
MongoDB C100DBA Exam Short Quiz
Attempt this MongoDB C100DBA exam quiz to self-assess your preparation for the actual MongoDB Certified DBA Associate Exam . CertBoosters also provides premium MongoDB C100DBA exam questions to pass the MongoDB Certified DBA Associate Exam in the shortest possible time. Be sure to try our free practice exam software for the MongoDB C100DBA exam.
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MongoDB C100DBA Exam Quiz
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MongoDBC100DBA
Q1:
Which of the following is true of the mechanics of replication in MongoDB? Check all that apply.
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AMembers of a replica set may replicate data from any other data-bearing member of the set by default
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BClients read from the nearest member of a replica ser by default
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COperations on the primary are recorded in a capped collection called the oplog
MongoDBC100DBA
Q2:
You have the following index on the toys collection:
{
"manufacturer" : 1,
"name" : 1,
"date" : -1
}
Which of the following is able to use the index for the query? Check all that apply.
☐
Adb.toys.find( { name : 'Big Rig Truck', date : '2013-02-01', manufacturer : 'Tanko'
☐
Bdb.toys.find( { manufacturer : 'Matteo', name : 'Barbara', date : '2014-07-02' } )
☐
Cdb.toys.find( { date : '2015-03-01', manufacturer : 'Loggo', name : 'Brick Set' } )
MongoDBC100DBA
Q3:
Given a replica set with five data-bearing members, suppose the primary goes down with operations in its oplog that have been copied from the primary to only one secondary. Assuming no other problems occur, which of the following describes what is most likely to happen?
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Amissing operations will need to be manually re-performed
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Bthe secondary with the most current oplog will be elected primary
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Creads will be stale until the primary comes back up
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Dthe primary may roll back the operations once it recovers
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Ethe most current secondary will roll back the operations following the election
MongoDBC100DBA
Q4:
What read preference should your application use if you want to read from the primary under normal circumstances but allow reads from secondaries when a primary is unavailable?
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AsecondaryPreferred
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BSecondary
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Cnearest
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Dprimary
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EprimaryPreferred
MongoDBC100DBA
Q5:
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?
