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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:

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

Here is everything you need to know about the Microsoft DP-420 Certification Exam

The most reliable way to pass the Microsoft DP-420 Exam

A guide about what you can expect on your DP-420 certification exam and how to pass it

Microsoft DP-420 is a certification exam that examines the knowledge and skills of the candidates for developing web applications for Azure and working with 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. Microsoft DP-420 certification exam is a very important exam as it is one of the most common exams that every IT professional needs to pass in order to get a job in a reputable organization. DP-420 Dumps is a very important tool that can help you pass the DP-420 Exam.

DP-420 exam will examine the candidates on their knowledge of Azure SQL Database administration. Candidates will be tested on their knowledge of Azure SQL Database and Azure Cosmos DB technologies. This certification exam will test the candidates on the knowledge of developing, configuring, administering, and managing Azure SQL Database and Azure Cosmos DB technologies. In this study guide, we are going to share a few resources that you can use while preparing for the Microsoft DP-420 Certification Exam. Moreover, we will also discuss the DP-420 exam topics, objectives, syllabus, exam format, and weightage of each section. So, if you are preparing for the DP-420 exam, you must read this study guide carefully.

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

Microsoft DP-420 Korean Exam Syllabus Topics:

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

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