DP-420 Azure Cosmos DB Developer Specialty 1500 Questions

About this course

Last reviewed: 16 July 2026Official exam guide reviewed: Study Guide for Exam DP-420: Designing and Implementing Cloud-Native Applications Using Microsoft Azure Cosmos DB, skills measured as of 20 April 2026Syllabus alignment: Reviewed against the official objectives available as of 16 July 2026Important version note: Microsoft has announced that the English version of DP-420 will be updated on 21 July 2026. Review the syllabus and course content again before claiming alignment for examinations delivered after that update.COURSE INTRODUCTIONPrepare for Microsoft Certified: Azure Cosmos DB Developer Specialty exam DP-420 through structured, domain-focused assessment. This practice-test-only course contains six assessments with 250 questions in each test, providing 1,500 questions across the course.The questions apply Azure Cosmos DB for NoSQL concepts to technical decisions, implementation tasks, troubleshooting situations, and architecture scenarios. Each test covers a defined part of the syllabus while including beginner, intermediate, and advanced questions.COURSE OVERVIEWThis is a practice-test-only course. It does not contain video lectures or a newly created curriculum.You receive:Six separate practice tests250 questions in each test1,500 questions in totalMixed beginner, intermediate, and advanced difficultyFour options and exactly one correct answer per questionA separate explanation for every answer optionA detailed overall explanation and domain label for every questionConceptual, scenario, application, architecture, configuration, code, calculation, and troubleshooting questionsThe tests are divided by connected syllabus areas rather than repeating the same full-syllabus mock structure.WHAT THIS COURSE COVERS