Easy to Use MongoDB C100DBA PDF Questions File

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MongoDB C100DBA Exam Overview:

Certification Vendor:	MongoDB
Exam Name:	MongoDB Certified DBA Associate Exam (Based on MongoDB 4.4)
Exam Number:	C100DBA
Exam Duration:	120 minutes
Certificate Validity Period:	3 years
Available Languages:	English
Exam Format:	Multiple Choice, Scenario-based, Multiple Select
Related Certifications:	MongoDB Certified DBA Professional MongoDB Certified Developer Associate
Recommended Training:	MongoDB University Learning Platform
Exam Registration:	MongoDB Certification Portal
Sample Questions:	MongoDB C100DBA Sample Questions
Exam Way:	Online proctored exam
Pre Condition:	Recommended practical experience administering MongoDB deployments (approximately 6+ months) and familiarity with MongoDB 4.4 features.
Official Syllabus URL:	https://www.mongodb.com/certification

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MongoDB C100DBA exam is a certification program designed for aspiring database administrators who want to showcase their skills and knowledge in working with MongoDB. C100DBA exam is based on MongoDB 4.4, which is the latest version of the popular NoSQL document database. The C100DBA exam is conducted by MongoDB itself and is a comprehensive test of a candidate's understanding of MongoDB's architecture, data modeling, security, performance optimization, and other essential concepts.

To successfully pass the MongoDB C100DBA exam, candidates should have a solid understanding of MongoDB architecture, database design, indexing and querying data, replication and sharding, backup and recovery strategies, and security best practices. Additionally, candidates should be familiar with various MongoDB tools and utilities such as mongodump, mongorestore, and mongoexport. C100DBA Exam consists of multiple-choice questions and scenarios that simulate real-world scenarios that database administrators might encounter. Passing the exam demonstrates that an individual possesses the skills and knowledge required to effectively manage and maintain MongoDB databases.

MongoDB Certified DBA Associate Exam (Based on MongoDB 4.4) Sample Questions (Q143-Q148):

NEW QUESTION # 143
In a collection that contains 100 post documents, what does the following command do? db. posts.
find().skip(5).limit(5)

A. Skips the first five documents and returns the next five
B. Skip and limit nullify each other. Hence returning the first five documents
C. Limits the first five documents and then return them in reverse order
D. Skips the first five documents and returns the sixth document five times

Answer: A

NEW QUESTION # 144
What does the following $slice query return using the following command? db.posts.find( {}, { comments: { $slice: [ -10, 5 ] } } )

A. Returns 5 comments, beginning with the first 10 items
B. Returns 5 comments, beginning with the last 10 items
C. Returns 10 comments, beginning with the first
D. Returns 10 comments, beginning with the last

Answer: B

NEW QUESTION # 145
Given a collection posts as shown below having a document array comments, which of the following command will create an index on the comment author descending?

A. db.posts.createIndex({comments.author":-l});
B. db.posts.createIndex({comments.$.author": {$desc:l>});
C. db.posts.createIndex({commerits.$.author":-l});

Answer: A

NEW QUESTION # 146
If you have created a compound index on (A,B, C) which of the following access pattern will not be able to utilize the index?

A. A
B. A, B
C. B, C
D. A, B, C

Answer: C

NEW QUESTION # 147
Aggregation Pipelines have a limit of:

A. 2 MB document and 100 MB RAM
B. No limit on document and 100 MB RAM
C. 2 MB document and no limit on RAM
D. 16 MB document and 100 MB RAM

Answer: D

NEW QUESTION # 148
......

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