Understand the certification
认证概述
VMware 5V0-21.20 是 VMware Certified Specialist – vSAN 认证考试，验证考生在 vSAN 超融合基础设施（HCI）上设计、配置和管理软件定义存储的专业技能，是 vSAN 运维工程师和 HCI 架构师的专项认证。
考试 Sections
- Section 1 – 架构与技术（Architecture and Technologies）：vSAN 集群架构（混合 vs 全闪存）、磁盘组（Disk Group）结构、缓存层与容量层、vSAN Ready Node 要求、vSAN ESA（Express Storage Architecture）新架构
- Section 2 – 产品与解决方案（Products and Solutions）：vSAN 与 vSphere Replication 集成、vSAN 与 vRealize Operations 监控整合、vSAN Data Services 平台（DPp）部署选项
- Section 3 – 规划与设计（Planning and Designing）：vSAN 集群设计（FTT 配置/磁盘组规划）、故障域（Fault Domain）设计、延伸集群（Stretched Cluster）架构、HCI Bench 容量规划工具
- Section 4 – 安装、配置与设置（Installing, Configuring, and Setup）：vSAN 集群创建与 Quick Start 向导、存储策略（SPBM）配置与 VM 绑定
- Section 5 – 性能调优与升级（Performance-tuning, Optimization, and Upgrades）：vSAN 升级方法论（Rolling Update）、维护模式选项（Full Data Migration/Ensure Accessibility/No Data Migration）对比
- Section 6 – 故障排除（Troubleshooting and Repairing）：vSAN Health Check 工具使用、磁盘组故障处理、对象重建与修复机制
- Section 7 – 管理运维（Administrative and Operational Tasks）：vSAN 加密（静态/传输中）、延伸集群故障切换、存储策略变更影响
适合人群
- 存储工程师（Storage Engineer）转型 vSAN 超融合存储方向
- vSphere 管理员（vSphere Admin）扩展 HCI 存储管理技能
- 数据中心工程师（Data Center Engineer）管理企业 vSAN 集群
Exam at a glance
- Exam code
- 5V0-2120
- Provider
- 其他
- Format
- single-choice / multiple-choice
- Language
- English
- Validity
- 3 years
Skills in focus
Learning outcomes
- Pass the VMware 5V0-2120 certification exam with confidence
- Master key concepts across all exam domains
- Identify and strengthen weak areas before the exam
Who this is for
- 存储工程师（Storage Engineer）转型 vSAN 超融合存储方向
- vSphere 管理员扩展 HCI 存储管理技能
- 数据中心工程师管理企业 vSAN 集群
- HCI 架构师设计 vSAN 解决方案
Before you start
- vSphere 管理经验（vCenter、ESXi 主机管理）
- 基本存储概念理解（RAID、SAN、NAS）
- 了解 vSAN 架构和集群基础知识
Your learning path
3 chapters
Plan your preparation
- Learning hours
- 10h
- With relevant experience
- 4-6 weeks
- Starting from scratch
- 8-10 weeks
- Daily study
- 1-2h
Included in your preparation
- 47 practice questions with detailed explanations
- Mock exams simulating real test conditions
- AI-powered tutoring for personalized study
- Progress tracking and weak area identification
Preparation tips
- 53 题 90 分钟，平均每题 2 分钟，合理分配时间
- 及格分 70/100，不确定的题先标记跳过，回头再做
- 排除法非常有用 — 先排掉明显错误的选项，剩下的再分析
Common mistakes
- 没有读完所有选项就选答案 — 题目经常有"最佳"答案和"正确但不最佳"的干扰项
- 备考只刷题不理解原理 — 考试场景题需要理解底层概念
- 忽略时间管理 — 在难题上卡太久，导致后面简单题没时间做
Before you register
How difficult is the VMware 5V0-2120 vSAN Management and Troubleshooting exam?
The 5V0-2120 exam is 90 minutes long with approximately 53 single-choice and multiple-choice questions, requiring a 70% passing score. It covers vSAN architecture design, cluster configuration, fault domains, storage policies, and common troubleshooting scenarios. It is a professional-level certification, and hands-on vSAN experience is recommended before taking it.
What core knowledge domains does the 5V0-2120 exam cover?
The exam primarily tests vSAN cluster deployment and management, Storage Policy-Based Management (SPBM) configuration, vSAN fault domains and stretched clusters, vSAN encryption and data protection, performance monitoring and capacity planning, and common hardware and network fault troubleshooting methods.
What prerequisites are recommended for the 5V0-2120 exam?
It is recommended to have a solid understanding of vSphere administration basics, familiarity with vSAN architectural concepts, and experience deploying and maintaining vSAN clusters. Having already passed the VCP-DCV (2V0-21.23) certification will make preparation easier.
Does the troubleshooting section carry significant weight in the exam?
Troubleshooting is a major component of the 5V0-2120 exam. Questions cover scenarios such as using vSAN health check tools, handling disk group failures, recovering from network partitions, and object rebuilding and repair. Focusing on these areas during preparation is highly recommended.
How long is the 5V0-2120 certification valid?
VMware certifications are typically valid for 3 years. After expiration, you need to pass the current version of the corresponding exam to recertify. It is advisable to stay updated on VMware certification path changes and plan your recertification in advance.
How can I effectively prepare for the VMware 5V0-2120 exam?
We recommend combining VMware official documentation with a vSAN lab environment for preparation. Use our platform's 47 practice questions to familiarize yourself with the exam format, focusing on vSAN storage policies, fault domain configuration, and troubleshooting workflows. Leverage the AI tutoring feature to strengthen weak areas.
Learner experiences
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- SkillPractise VMware 5V0-21.20 by exam domainQuestions are grouped by the official exam domains, so you can see which domain still needs work.Open the question bank →
- SkillVMware 5V0-21.20 learning pathWork through the exam scope chapter by chapter, then come back to the questions.See the learning path →
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