Microsoft Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB (DP-420 Korean Version) - DP-420 Korean

Microsoft DP-420 Korean Actual PDF
  • Exam Code: DP-420-KR
  • Exam Name: Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB (DP-420 Korean Version)
  • Updated: Sep 13, 2026
  • Q & A: 281 Questions and Answers
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About Microsoft DP-420 Korean Actual Exam

Passing Microsoft Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB (DP-420 Korean Version) is genuinely difficult, and that difficulty is exactly what makes the credential valuable. ActualPDF helps DP-420 Korean candidates meet the challenge with 281 verified practice questions and service that stays with you until you pass.

Microsoft DP-420 Korean Exam Overview:
Certification Vendor:Microsoft
Exam Name:Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB
Exam Number:DP-420
Exam Duration:100-120
Exam Price:$165 USD
Exam Format:Multiple choice, Case study, Drag and drop, Lab, Hot area
Real Exam Qty:40-60
Passing Score:700/1000
Related Certifications:Microsoft Certified: Azure Cosmos DB Developer Specialty
Certificate Validity Period:1 year
Available Languages:Japanese, Korean, Chinese (Simplified), English
Sample Questions: DOWNLOAD DEMO
Exam Way:Online proctored exam or in-person test center
Pre Condition:No formal prerequisite exams are required. Candidates should have experience developing Azure solutions and working with Azure Cosmos DB.
Official Syllabus URL:https://learn.microsoft.com/en-us/credentials/certifications/exams/dp-420/
Microsoft DP-420 Korean Exam Syllabus Topics:
SectionWeightObjectives
Topic 1: Design and implement data models35-40%- Plan and implement sizing and scaling
  • 1. Configure throughput
  • 2. Evaluate global distribution costs
  • 3. Evaluate throughput and storage requirements
  • 4. Choose between serverless, provisioned, and free tier
  • 5. Design resource governance and scaling
- Implement client connectivity options
  • 1. Use Azure Cosmos DB emulator
  • 2. Create database connections
  • 3. Handle connection errors
  • 4. Implement singleton client
  • 5. Configure client-side threading and logging
  • 6. Choose gateway or direct connectivity mode
- Design and implement a non-relational data model for Azure Cosmos DB for NoSQL
  • 1. Identify partition key, id, and unique keys
  • 2. Identify data and associated access patterns
  • 3. Denormalize data across documents
  • 4. Store multiple related entities in the same document
  • 5. Store multiple entity types in the same container
  • 6. Reference between documents
- Implement data access
  • 1. Implement patch operations
  • 2. Use SDKs for CRUD operations
  • 3. Implement optimistic concurrency control
  • 4. Implement SQL queries with arrays and aggregation
  • 5. Manage transactional batch operations
  • 6. Use consistency and query request options
- Implement server-side programming
  • 1. Write and deploy stored procedures
  • 2. Implement user-defined functions
  • 3. Implement triggers
- Design a data partitioning strategy
  • 1. Choose a partitioning strategy
  • 2. Plan for transactions with partition keys
  • 3. Choose a partition key
  • 4. Evaluate cross-partition query cost
  • 5. Implement synthetic partition keys
  • 6. Evaluate throughput and data distribution
Topic 2: Design and implement data distribution5-10%- Design and implement replication strategy
  • 1. Choose when to distribute data
  • 2. Perform manual failovers
  • 3. Evaluate consistency model impacts
  • 4. Choose a consistency model
  • 5. Define automatic failover policies
- Design and implement multi-region writes
  • 1. Implement multi-region writes
  • 2. Implement conflict resolution policies
  • 3. Choose when to use multi-region writes
Topic 3: Integrate an Azure Cosmos DB solution5-10%- Enable analytical workloads
  • 1. Query analytical store from Synapse
  • 2. Enable analytical store
  • 3. Write data back from Spark
  • 4. Configure Azure Cosmos DB Mirroring
- Implement solutions across services
  • 1. Aggregate and archive data
  • 2. Integrate Azure Functions and Event Hubs
  • 3. Enforce referential integrity
  • 4. Implement Azure AI Search integration
  • 5. Use Change Feed for denormalization
Topic 4: Maintain an Azure Cosmos DB solution25-30%- Monitor and troubleshoot Azure Cosmos DB solutions
  • 1. Monitor metrics and logs
  • 2. Monitor performance and availability
  • 3. Troubleshoot throughput issues
  • 4. Implement backup and recovery strategies
Topic 5: Optimize an Azure Cosmos DB solution15-20%- Optimize query performance
  • 1. Adjust indexing policies
  • 2. Calculate query cost
  • 3. Implement integrated cache
  • 4. Retrieve request unit cost
- Design and implement change feeds
  • 1. Develop Azure Functions triggers
  • 2. Consume change feeds using SDK
  • 3. Manage change feed instances
  • 4. Implement aggregation persistence
- Define and implement indexing strategy
  • 1. Configure custom indexing policies
  • 2. Optimize index performance
  • 3. Implement composite indexes
  • 4. Choose appropriate index types
  • 5. Choose read-heavy or write-heavy indexing

Frequently Asked Questions: Microsoft Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB (DP-420 Korean Version)

Microsoft Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB (DP-420 Korean Version) is an official Microsoft certification exam, registered under the code DP-420 Korean. Passing it awards the Azure Cosmos DB Developer Specialty certification, a credential at the Specialty level. It also connects to Microsoft Certified: Azure Cosmos DB Developer Specialty. The exam is demanding by design, and that difficulty is precisely what makes the credential meaningful for career development.

The Microsoft Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB (DP-420 Korean Version) exam presents 40-60 questions within 100-120. That is a brisk pace, and the candidates who handle it best are the ones who rehearsed it. Use the ActualPDF engine for full timed simulations, practice flagging and returning, and arrive on exam day with a pacing strategy already proven.

Passing Microsoft Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB (DP-420 Korean Version) takes 700/1000, and official registration costs $165 USD. Retakes bill the full $165 USD again, so preparation is the least expensive insurance available. Let your ActualPDF practice scores guide the timing: book when you clear the requirement consistently, not occasionally.

No formal prerequisite exams are required. Candidates should have experience developing Azure solutions and working with Azure Cosmos DB.

Policies get revised, so confirm the current requirements before you register on the official exam page.

Yes. ActualPDF offers a free demo of the Microsoft Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB (DP-420 Korean Version) questions, so you can verify the quality personally before purchasing. Your purchase then includes a one-year service warranty: updates are free for 365 days, and after expiry you can extend the update service at a 50% discount.

Your money is protected by a 100% money-back guarantee with defined conditions. Take the Microsoft Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB (DP-420 Korean Version) exam within 60 days of purchase; if you fail, you may claim a full refund, provided the exam matches your product. Attempts within 3 days of purchase are ineligible, as are downloaded-but-unused products, free materials, and expired orders; the candidate name must match the payer name. Submit a scanned enrollment slip and the official Score Report PDF within 2 days of the exam, and claims are processed within 7 days. You may instead wait for the update version or change to other exam material: exchange for two other exam products of equal value, free, with your original purchase keeping its update service.

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Microsoft Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB (DP-420 Korean Version) is organized into 5 official domains. The most heavily weighted are Optimize an Azure Cosmos DB solution (15-20%), Design and implement data distribution (5-10%), and Maintain an Azure Cosmos DB solution (25-30%). The full breakdown appears above on this page; study the weightings and your preparation priorities set themselves.

Microsoft Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB (DP-420 Korean Version) Sample Questions:
Question #1

핫스팟 질문
귀하의 Azure 구독에는 다음 표에 표시된 리소스가 포함되어 있습니다.

Synapse1의 내장 SQL 풀을 사용하여 여러 개의 SELECT 문으로 Container1을 쿼리할 계획입니다.
다음 요건을 충족해야 합니다.
- SELECT에서 사용할 수 있도록 account1의 키를 Synapse1에 저장합니다.
- SELECT 문의 FROM 절에서 분석 저장소를 지정합니다.
어떤 전략을 실행해야 할까요? 답변하려면 답변란에서 적절한 옵션을 선택하세요.
참고: 정답 하나당 1점입니다.

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Correct Answer:

Question #2

당신은 개발팀의 일원이며, 당신의 팀은 컨테이너 내의 항목을 성공적으로 업데이트하거나 생성한 후 언제든지 변경해야 하는 일련의 집계 메타데이터 항목을 생성합니다.
다음 중 이 작업을 위해 어떤 서버 측 프로그래밍 구문을 사용하시겠습니까?

  • A. 사전 트리거
  • B. 포스트 트리거
  • C. 사용자 정의 함수
  • D. 시스템 정의 함수
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Correct Answer: B  🗳️

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Question #3

IoT 기기의 데이터를 저장하기 위해 Azure Cosmos DB for NoSQL 솔루션을 설계하고 있습니다.
기기에서 데이터를 쓰는 작업은 매초마다 발생합니다.
다음은 데이터의 예시입니다.

쓰기 작업을 위해서는 다음 요구 사항을 충족하는 파티션 키를 선택해야 합니다.
- 파티션 불균형을 최소화합니다
- 용량 제한을 방지합니다
- 핫 파티션을 방지합니다
어떻게 해야 할까요?

  • A. deviceId와 sensor1Value를 포함하는 새로운 합성 키를 생성합니다.
  • B. deviceId와 deviceManfacturer를 포함하는 새로운 합성 키를 생성합니다.
  • C. 타임스탬프를 파티션 키로 사용합니다.
  • D. deviceId와 난수를 포함하는 새로운 합성 키를 생성합니다.
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Correct Answer: D  🗳️

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Question #4

드래그 앤 드롭 질문
account1이라는 Azure Cosmos DB for NoSQL 계정이 있으며, 이 계정에는 4시간 간격의 주기적 백업 정책과 8시간의 보존 기간이 설정되어 있습니다. account1 계정에는 db1이라는 데이터베이스 하나와 저장 프로시저가 포함된 컨테이너가 있습니다.
관리자가 실수로 db1을 삭제했습니다.
db1의 모든 항목을 포함한 내용이 최대한 빨리 사용 가능하도록 해야 합니다.
이 절차를 어떻게 수행해야 할까요? 정답을 맞추려면, 빠진 동작들을 올바른 순서로 드래그하세요.
각 동작은 한 번, 여러 번 또는 전혀 사용되지 않을 수 있습니다. 콘텐츠를 보려면 창 사이의 분할 막대를 드래그하거나 스크롤해야 할 수도 있습니다.
참고: 정답 하나당 1점입니다.

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Correct Answer:

Question #5

핫스팟 질문
account1이라는 이름의 Azure Cosmos DB for NoSQL 계정이 있습니다.
account1에서 100GB의 데이터가 포함된 컨테이너에서 다음 쿼리를 실행합니다.

쿼리를 수행하는 동안 다음과 같은 지표를 볼 수 있습니다.

다음 각 문장에 대해, 문장이 사실이면 '예'를 선택하고, 그렇지 않으면 '아니요'를 선택하십시오.
참고: 정답 하나당 1점입니다.

Reveal Solution  Discussion  0

Correct Answer:


Explanation:
Box 1: No
Each physical partition should have its own index, but since no index is used, the query is not cross-partition.
Box 2: No
Index utilization is 0% and Index Look up time is also zero.
Box 3: Yes
A partition key index will be created, and the query will perform across the partitions.
Reference: https://docs.microsoft.com/en-us/azure/cosmos-db/sql/how-to-query-container

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