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The registration process for the Microsoft DP-420 Certification Exam is very simple and straightforward. You just need to follow the steps given in the DP-420 Dumps. These steps are also given below to get registered for the DP-420 Certification Exam:

  • Fill in the required details like name, email, and password. After that, enter the required information like your country, your exam center, and your exam date.
  • Go to the official website of Microsoft. Click on the “Schedule Exam”, which will take you to the Exam Registration Page.
  • Finally, click on the “Register Now” button. You will get a confirmation mail from Microsoft with a link to take the DP-420 Certification Exam. Take the DP-420 Certification Exam at the specified date and time, with the Pearson Vue.

A section outlining the topics of a Microsoft DP-420 Certification Exam

DP-420 Dumps cover the following topics of the Microsoft DP-420 Certification Exam:

  • Maintain an Azure Cosmos DB solution: 20%
  • Integrate an Azure Cosmos DB solution: 10%
  • Design and execute information models: 40%
  • Design and implement data distribution: 10%
  • Optimize an Azure Cosmos DB solution: 20%

Reference: https://docs.microsoft.com/en-us/learn/certifications/exams/dp-420?WT.mc_id=Azure_blog-wwl

Microsoft DP-420 Exam Syllabus Topics:

SectionWeightObjectives
Design and implement data distribution5-10%- Design and implement multi-region writes
  • 1. Implement multi-region writes
  • 2. Implement conflict resolution policies
  • 3. Choose when to use multi-region writes
- Design and implement replication strategy
  • 1. Define automatic failover policies
  • 2. Choose when to distribute data
  • 3. Perform manual failovers
  • 4. Choose a consistency model
  • 5. Evaluate consistency model impacts
Design and implement data models35-40%- Implement server-side programming
  • 1. Implement triggers
  • 2. Write and deploy stored procedures
  • 3. Implement user-defined functions
- Plan and implement sizing and scaling
  • 1. Evaluate throughput and storage requirements
  • 2. Configure throughput
  • 3. Choose between serverless, provisioned, and free tier
  • 4. Design resource governance and scaling
  • 5. Evaluate global distribution costs
- Implement data access
  • 1. Implement SQL queries with arrays and aggregation
  • 2. Use SDKs for CRUD operations
  • 3. Implement patch operations
  • 4. Manage transactional batch operations
  • 5. Use consistency and query request options
  • 6. Implement optimistic concurrency control
- Design and implement a non-relational data model for Azure Cosmos DB for NoSQL
  • 1. Store multiple related entities in the same document
  • 2. Reference between documents
  • 3. Identify partition key, id, and unique keys
  • 4. Store multiple entity types in the same container
  • 5. Identify data and associated access patterns
  • 6. Denormalize data across documents
- Implement client connectivity options
  • 1. Use Azure Cosmos DB emulator
  • 2. Choose gateway or direct connectivity mode
  • 3. Implement singleton client
  • 4. Create database connections
  • 5. Configure client-side threading and logging
  • 6. Handle connection errors
- Design a data partitioning strategy
  • 1. Choose a partitioning strategy
  • 2. Evaluate cross-partition query cost
  • 3. Plan for transactions with partition keys
  • 4. Evaluate throughput and data distribution
  • 5. Choose a partition key
  • 6. Implement synthetic partition keys
Maintain an Azure Cosmos DB solution25-30%- Monitor and troubleshoot Azure Cosmos DB solutions
  • 1. Implement backup and recovery strategies
  • 2. Monitor performance and availability
  • 3. Monitor metrics and logs
  • 4. Troubleshoot throughput issues
Integrate an Azure Cosmos DB solution5-10%- Enable analytical workloads
  • 1. Write data back from Spark
  • 2. Configure Azure Cosmos DB Mirroring
  • 3. Enable analytical store
  • 4. Query analytical store from Synapse
- Implement solutions across services
  • 1. Enforce referential integrity
  • 2. Implement Azure AI Search integration
  • 3. Use Change Feed for denormalization
  • 4. Integrate Azure Functions and Event Hubs
  • 5. Aggregate and archive data
Optimize an Azure Cosmos DB solution15-20%- Optimize query performance
  • 1. Implement integrated cache
  • 2. Retrieve request unit cost
  • 3. Adjust indexing policies
  • 4. Calculate query cost
- Design and implement change feeds
  • 1. Implement aggregation persistence
  • 2. Consume change feeds using SDK
  • 3. Develop Azure Functions triggers
  • 4. Manage change feed instances
- Define and implement indexing strategy
  • 1. Implement composite indexes
  • 2. Choose read-heavy or write-heavy indexing
  • 3. Optimize index performance
  • 4. Choose appropriate index types
  • 5. Configure custom indexing policies

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