What are the objectives of the Microsoft DP-420 Certification Exam?
As per the guidance of the DP-420 Dumps, there are 02 main objectives of the Microsoft DP-420 Certification Exam. The first is to understand Azure Cosmos DB architecture & components, and the second is to understand the design and implementation of cloud-native applications using Microsoft Azure Cosmos DB. Assessment of the candidate's technical knowledge and skills in the field of Azure SQL Database Administration.
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Who should take the Microsoft DP-420 Certification Exam?
The targeted audience of the Microsoft DP-420 Certification Exam is IT professionals, who are interested in designing and implementing cloud-native applications using Microsoft Azure Cosmos DB database technologies. The Microsoft DP-420 Certification Exam is an important certification exam for every IT professional, who wants to get a job in a reputable company. DP-420 Dumps suggest that those individuals who have job titles like Azure SQL Database Administrator, Azure SQL Database Developer, Azure Cosmos DB Administrator, and Azure Cosmos DB Developer can also take this certification exam.
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There are several difficulties you may face while preparing for the Microsoft DP-420 Certification Exam. Following are the difficulties you may face while preparing for the Microsoft DP-420 Certification Exam:
Time management is one of the most important skills to prepare for the Microsoft DP-420 Certification Exam. You should always manage your time properly. It will help you to prepare for the DP-420 Certification Exam in the given time. You should manage your stress levels. You should never get stressed while preparing for the Microsoft DP-420 Certification Exam. Stress will not only affect your preparation but will also affect your performance during the DP-420 Certification Exam. You should always prepare the questions of the Microsoft DP-420 Certification Exam in advance. You should prepare for the DP-420 Certification Exam by using the latest DP-420 Dumps.
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Reference: https://docs.microsoft.com/en-us/learn/certifications/exams/dp-420?WT.mc_id=Azure_blog-wwl
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What is the Microsoft DP-420 Certification Exam and why it is created?
DP-420 Certification Exam is also known as Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB (beta). DP-420 Certification Exam is authorized by Microsoft and is an IT professional certification exam that is designed to test the knowledge and skills of the candidates for designing and implementing cloud-native applications using Microsoft Azure Cosmos DB database technologies. This certification exam is a part of the Microsoft IT Professional certification program and is the final certification exam for Azure SQL Database Administration. DP-420 Dumps is the most reliable and easiest way to pass the DP-420 exam.
Microsoft DP-420日本語 Exam Syllabus Topics:
| Section | Weight | Objectives |
| Integrate an Azure Cosmos DB solution | 5-10% | - Enable analytical workloads
- 1. Write data back from Spark
- 2. Enable analytical store
- 3. Query analytical store from Synapse
- 4. Configure Azure Cosmos DB Mirroring
- Implement solutions across services
- 1. Enforce referential integrity
- 2. Implement Azure AI Search integration
- 3. Aggregate and archive data
- 4. Use Change Feed for denormalization
- 5. Integrate Azure Functions and Event Hubs
|
| Optimize an Azure Cosmos DB solution | 15-20% | - Design and implement change feeds
- 1. Implement aggregation persistence
- 2. Develop Azure Functions triggers
- 3. Manage change feed instances
- 4. Consume change feeds using SDK
- Optimize query performance
- 1. Calculate query cost
- 2. Implement integrated cache
- 3. Retrieve request unit cost
- 4. Adjust indexing policies
- Define and implement indexing strategy
- 1. Choose read-heavy or write-heavy indexing
- 2. Choose appropriate index types
- 3. Implement composite indexes
- 4. Optimize index performance
- 5. Configure custom indexing policies
|
| Design and implement data models | 35-40% | - Implement client connectivity options
- 1. Use Azure Cosmos DB emulator
- 2. Configure client-side threading and logging
- 3. Handle connection errors
- 4. Create database connections
- 5. Choose gateway or direct connectivity mode
- 6. Implement singleton client
- Design a data partitioning strategy
- 1. Plan for transactions with partition keys
- 2. Choose a partitioning strategy
- 3. Evaluate throughput and data distribution
- 4. Evaluate cross-partition query cost
- 5. Choose a partition key
- 6. Implement synthetic partition keys
- Design and implement a non-relational data model for Azure Cosmos DB for NoSQL
- 1. Identify partition key, id, and unique keys
- 2. Store multiple related entities in the same document
- 3. Identify data and associated access patterns
- 4. Reference between documents
- 5. Denormalize data across documents
- 6. Store multiple entity types in the same container
- Implement data access
- 1. Use SDKs for CRUD operations
- 2. Use consistency and query request options
- 3. Manage transactional batch operations
- 4. Implement patch operations
- 5. Implement SQL queries with arrays and aggregation
- 6. Implement optimistic concurrency control
- Implement server-side programming
- 1. Write and deploy stored procedures
- 2. Implement user-defined functions
- 3. Implement triggers
- Plan and implement sizing and scaling
- 1. Choose between serverless, provisioned, and free tier
- 2. Evaluate throughput and storage requirements
- 3. Configure throughput
- 4. Design resource governance and scaling
- 5. Evaluate global distribution costs
|
| Design and implement data distribution | 5-10% | - Design and implement multi-region writes
- 1. Implement conflict resolution policies
- 2. Choose when to use multi-region writes
- 3. Implement multi-region writes
- Design and implement replication strategy
- 1. Define automatic failover policies
- 2. Choose a consistency model
- 3. Choose when to distribute data
- 4. Evaluate consistency model impacts
- 5. Perform manual failovers
|
| Maintain an Azure Cosmos DB solution | 25-30% | - Monitor and troubleshoot Azure Cosmos DB solutions
- 1. Monitor metrics and logs
- 2. Implement backup and recovery strategies
- 3. Monitor performance and availability
- 4. Troubleshoot throughput issues
|