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C100DBA Exam Questions & Answers

Exam Code: C100DBA

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

Updated: Apr 25, 2024

Q&As: 132

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Practice These Free Questions and Answers to Pass the MongoDB Certified DBA Associate Exam

Questions 1

What tool do you use to see if you have a problem in the consumption of disk I / 0?

A. Mongoperf

Show Answer
Questions 2

Which of the following is supported by MongoDB?

A. Transaction Management

B. ACID Transactions

C. Journaling

D. Relationships between Collections (Primary Key Foreign Key)

Show Answer
Questions 3

Which operations add new documents to a collection?

A. Create

B. update

C. insert

D. delete

Show Answer
Questions 4

Which of the following aggregate commands in MongoDB uses a pipeline approach with the goals of improving the aggregation performance?

A. mapReduce

B. group

C. aggregate

D. All of the above

Show Answer
Questions 5

The oplog (operations log) is a special capped collection that keeps a rolling record of all operations that modify the data stored in your databases. All the replica set members contain a copy of the oplog in the following collection:

A. .oplog.rs

B. oplog.rs

C. ..oplog.rs

D. local.oplog.rs

Show Answer

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