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5V0-21.20: VMware HCI Master Specialist Certification Path

5V0-21.20 exam test is foundation level Certification. As such, there is no prerequisite for this course. Anyone who is having a keen interest and familiar with VMware technology is well invited to pursue this certification. The VMware Certified Master Specialist - HCI 2021 badge validates an earner's ability to deploy and manage a software-defined storage solution with VMware vSAN. Badge earners understand vSAN architecture, features and use cases, and interoperability with VMware vSphere.

Your exam may contain unscored questions in addition to the scored questions, this is a standard testing practice. You will not know which questions are unscored, your exam results will reflect your performance on the scored questions only. VMware exams are scaled on a range from 100-500, with the determined raw cut score scaled to a value of 300. Scaled scoring allows for raw scores from different VMware exams to be scaled to a consistent value. Raw passing scores differ between VMware exams based on different technologies or different levels of competency. A scaled score provides a standard range for test takers and permits direct and fair comparisons of results from one exam form to another.

Topics of 5V0-21.20: VMware HCI Master Specialist Exam

Candidates must know the exam topics before they start preparation. Because it will help them in hitting the core. Our 5V0-21.20 exam dumps will include the following topics:

Section 1 - Architecture and Technologies Section 2 - VMware Products and Solutions

• Objective 2.2 - Deploy vRealize Operations with vSAN
• Objective 2 1 - Configure vSphere replication (effects of storage policies)

Section 3 - Planning and Designing

• Objective 3 2 - Design a vSAN cluster (availability, capacity tier; failure to tolerate; etc.)
• Objective 3 3 - Use vSAN design and sizing tools (sizing cache tier for workload; no of nodes, VM sizing, Live Optics, HCI Bench, etc.
• Objective 3.1- Define and demonstrate vSAN design considerations (policies; fault domains; disc groups; kernel traffic; VCG; networking etc.)

Section 4 - Installing, Configuring, and Setup

• Objective 4.5 - Configure Cloud-Native storage (CNS) with appropriate policies (Ensure container volumes are mapped to correct policies, datastore and are compliant)
• Objective 4 1 - Configure and validate a vSAN configuration (networking vSAN Health; Cluster QuickStart, fault domains)
• Objective 4.2 - Create and manage disk groups
• Objective 4.4 - Configure vSAN stretched cluster and 2-node configurations
• Objective 4.3 - Configure and validate vSAN services (iSCSI Target service, vSAN Encryption; vSAN fault domains; Health Service; dedupe/compression, etc.)

Section 5 - Performance-tuning, Optimization, Upgrades

• Objective 5.4 - Add and remove hosts from a cluster (capacity: compute, storage, etc.)
• Objective 5.2 - Apply patches using vSphere Update Manager (VUM) Objective 5.3 - Upgrade an HCI environment using VUM (Air Gap environments)
• Objective 5.1 - Determine upgrade requirements
• Objective 5.8 - Set VUM baseline preferences
• Objective 5.6 - Create, expand, reconfigure, and remove disk groups
• Objective 5.7 - Manage firmware and driver versions using vSAN Health, VUM, and Compatibility Guide
• Objective 5.5 - Evaluate the use case and apply the appropriate maintenance mode option.

Section 6 - Troubleshooting and Repairing

• Objective 6.8 - Resolve capacity issues using storage policies (Proper way to return to a healthy capacity How to free capacity when an out-of-capacity situation, Capacity behavior best practices vs version-specific)
• Objective 6.4 - Evaluate performance information in the UI and using stop
• Objective 6.5 - Manage hardware replacement (device failure; disk replacement; replace a host} Objective 6.6 - Monitor resync impact
• Objective 6.2 - Interpret vSAN Health warnings (disk rebalance; congestion; hardware compatibility; object states etc.)
• Objective 6.9 - Resolve object compliance issues
• Objective 6.3 - Determine vSAN Health using the vSphere Host Client, ESXCLI
• Objective 6.1- Identify failure scenarios (firmware and hardware compatibility; ESXi host failure; disk, hardware, network failures; vSAN failure recovery; DDH, etc.)
• Objective 6.7 - Identify and remove unassociated objects to reclaim capacity

Section 7 - Administrative and Operational Tasks

• Objective 7.4 - Monitor storage Policy compliance
• Objective 7.6 - Identify the impact of policy changes (capacity, fault tolerance, IOPS limit)
• Objective 7.5 - Interpret Health Check (actioning alerts, resolving alerts, configuring on-line Health; evaluate vSAN object health.)
• Objective 7 2 - Evaluate vSAN performance metrics (IOPS, congestion, latency, throughput, vsantop, resync)
• Objective 7.3 - Describe the effects of maintenance mode options (UI and CLI, new features and functionality)
• Objective 7.7 - Identify cluster configuration inconsistency and remediate through health check (Initiate remediation workflow from Health check)
• Objective 7.1 - Describe vSAN data placement changes (stretched clusters, fault domains)

Reference: https://www.vmware.com/education-services/certification/vmware-ms-hci-exam.html

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