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MongoDB Certified DBA Associate test Dumps

C100DBA test Format | Course Contents | Course Outline | test Syllabus | test Objectives

Exam Detail:
The MongoDB Certified DBA Associate (C100DBA) test is designed to assess the knowledge and skills of individuals in administering MongoDB databases. The certification validates the candidate's understanding of MongoDB architecture, configuration, monitoring, and performance optimization. Here are the details of the C100DBA exam:

- Number of Questions: The C100DBA test typically consists of multiple-choice questions and practical scenarios. The exact number of questions may vary, but it generally ranges from 60 to 90 questions.

- Time Limit: The time allocated to complete the C100DBA test is usually around 90 minutes. However, the duration may vary depending on the specific test requirements and the test delivery platform.

Course Outline:
The C100DBA test covers the following key topics:

1. MongoDB Basics:
- Overview of MongoDB and NoSQL databases.
- Understanding MongoDB architecture and components.
- Installation and configuration of MongoDB.

2. Data Modeling and Indexing:
- Designing MongoDB schemas and collections.
- Creating and managing indexes for optimal query performance.
- Understanding data normalization and denormalization.

3. Querying and Aggregation:
- Querying MongoDB using the MongoDB Query Language (MQL).
- Aggregating data using the MongoDB Aggregation Framework.
- Optimizing query performance and using query hints.

4. Replication and High Availability:
- Configuring replica sets for data redundancy and high availability.
- Managing replication and failover processes.
- Performing backups and restores.

5. Sharding and Scalability:
- Scaling MongoDB databases using sharding.
- Configuring and managing sharded clusters.
- Monitoring and optimizing sharding performance.

6. Security and Authentication:
- Implementing security measures and access controls.
- Configuring authentication and user roles.
- Securing data at rest and in transit.

Exam Objectives:
The objectives of the C100DBA test are as follows:

- Assessing the candidate's understanding of MongoDB architecture, components, and installation.
- Evaluating the candidate's knowledge and skills in data modeling and index optimization.
- Testing the candidate's ability to query and aggregate data using MongoDB Query Language and Aggregation Framework.
- Verifying the candidate's proficiency in configuring replication, high availability, and backups.
- Assessing the candidate's knowledge of sharding, scalability, and performance optimization.
- Testing the candidate's understanding of MongoDB security measures and authentication mechanisms.

Exam Syllabus:
The C100DBA test covers the following topics:

1. MongoDB Basics
2. Data Modeling and Indexing
3. Querying and Aggregation
4. Replication and High Availability
5. Sharding and Scalability
6. Security and Authentication

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MongoDB
C100DBA
MongoDB Certified DBA Associate
https://killexams.com/pass4sure/exam-detail/C100DBA
Question: 38
Which are the ONLY ways to project portions of an array?
A . $slice
B . $
C . All of the above
D . $ elemMatch
Answer: C
Question: 39
Which operations add new documents to a collection?
A . Create
B . update
C . insert
D . delete
Answer: A,C
Question: 40
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 . $project
B . $aggregate
C . $match
D . $group
Answer: A
Question: 41
Which of the following is true about sharding?
A . Creating a sharded key automatically creates an index on the collection using that key
B . We cannot change a shard key directly/automatically once it is set up
C . A sharded environment does not support sorting functionality since the documents lie on various mongod instances
D . Sharding is enabled at the database level
Answer: B
Question: 42
MongoDB is
A . None of the above
B . Object-oriented DBMS
C . Relational DBMS
D . Document-oriented DBMS
Answer: D
Question: 43
Using an arbiter allows one to easily ensure an odd number of voters in replica sets.
Why is this important?
A . To help in disaster recovery
B . To protect agains network partitions
C . To enable certain read preference settings
D . To add greather redundancy
E . For more efficient backup operations
Answer: B
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MongoDB Certified DBA Associate test Dumps

C100DBA test Format | Course Contents | Course Outline | test Syllabus | test Objectives

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