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5V0-21.20 VMware HCI Master Specialist Exam 2019 VMware Learning Zone VCP Community

Who should take the 5V0-21.20: VMware HCI Master Specialist Exam

The 5V0-21.20: VMware HCI Master Specialist Exam certification is an internationally recognized certification that helps to have validation for those professionals who are keen to make their career in build their career in VMware Dynamics 365 domain.

VMware HCI Master Specialist exam assesses that the candidate possesses the fundamental knowledge and proven skills in VMware vSAN 6.7 Specialist.

if a candidate/professional seeks a powerful improvement in career growth needs enhanced knowledge, skills, and talents. The 5V0-21.20: VMware HCI Master Specialist certification provides proof of this advanced knowledge and skill such as utilizing TRIM and UNMAP from vSAN guest perspective, performance information in UI, vSAN health monitoring.

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

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 4.2 - 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.)
• Objective 4 1 - Configure and validate a vSAN configuration (networking vSAN Health; Cluster QuickStart, fault domains)

Section 5 - Performance-tuning, Optimization, Upgrades

• Objective 5.4 - Add and remove hosts from a cluster (capacity: compute, storage, etc.)
• Objective 5.1 - Determine upgrade requirements
• 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.
• Objective 5.2 - Apply patches using vSphere Update Manager (VUM) Objective 5.3 - Upgrade an HCI environment using VUM (Air Gap environments)
• Objective 5.8 - Set VUM baseline preferences
• Objective 5.6 - Create, expand, reconfigure, and remove disk groups

Section 6 - Troubleshooting and Repairing

• Objective 6.1- Identify failure scenarios (firmware and hardware compatibility; ESXi host failure; disk, hardware, network failures; vSAN failure recovery; DDH, etc.)
• 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 6.5 - Manage hardware replacement (device failure; disk replacement; replace a host} Objective 6.6 - Monitor resync impact
• Objective 6.3 - Determine vSAN Health using the vSphere Host Client, ESXCLI
• Objective 6.2 - Interpret vSAN Health warnings (disk rebalance; congestion; hardware compatibility; object states etc.)
• Objective 6.7 - Identify and remove unassociated objects to reclaim capacity
• Objective 6.4 - Evaluate performance information in the UI and using stop
• Objective 6.9 - Resolve object compliance issues

Section 7 - Administrative and Operational Tasks

• Objective 7.7 - Identify cluster configuration inconsistency and remediate through health check (Initiate remediation workflow from Health check)
• 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 7.6 - Identify the impact of policy changes (capacity, fault tolerance, IOPS limit)
• Objective 7.3 - Describe the effects of maintenance mode options (UI and CLI, new features and functionality)
• Objective 7.4 - Monitor storage Policy compliance
• Objective 7.1 - Describe vSAN data placement changes (stretched clusters, fault domains)

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

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