2V0-621 Premium Bundle

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VMware Certified Professional 6 – Data Center Virtualization Certification Exam

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VMware 2V0-621 Free Practice Questions

Q1. During a vCenter Server upgrade, an ESXi 6.x host in a High Availability (HA) cluster fails. 

Which statement is true? 

A. HA will fail the virtual machines over to an available host during the vCenter Server upgrade process. 

B. HA is unavailable during the vCenter Server upgrade process. 

C. HA will fail the virtual machines over to an available host after the vCenter Server upgrade completes. 

D. HA will successfully vMotion the virtual machines during the host failure. 

Answer:

Q2. Which two scenarios would cause a Fault Tolerance-enabled virtual machine to fail to power the Secondary virtual machine? (Choose two.) 

A. The host has entered a Network Partitioned state. 

B. vSphere High Availability (HA) is disabled on the host cluster. 

C. Enhanced vMotion Compatibility (EVC) is enabled on the host cluster. 

D. vSphere Distributed Power Management (DPM) is enabled on the host cluster. 

Answer: A,B 

Q3. What is the minimum Virtual Hardware version required for vFlash Read Cache? 

A. Version 8 

B. Version 9 

C. Version 10 

D. Version 11 

Answer:

Q4. What three supported methods can be used to upgrade a host from ESXi 5.x to ESXi 6.x? (Choose three.) 

A. vSphere Update Manager 

B. vihostupdate 

C. esxcli 

D. vSphere Auto Deploy 

E. esxupdate 

Answer: A,C,D 

Q5. After successfully adding a new ESXi 6.x host to vCenter Server, an administrator sees it as Not Responding in the vSphere Web Client interface a few minutes later. 

If the issue is caused by a network firewall blocking traffic, which port must be opened to correct this specific problem? 

A. 443 (TCP) 

B. 443 (UDP) 

C. 902 (TCP) 

D. 902 (UDP) 

Answer:

Q6. Which two statements are true regarding upgrading from a Distributed vCenter Server 5.x to vCenter Server 6.x? (Choose two.) 

A. vCenter Single Sign-on becomes part of the Platform Services Controller. 

B. vCenter Inventory Service becomes part of the Platform Services Controller. 

C. The vCenter Server service is not migrated during the upgrade process. 

D. The vSphere License Service is migrated to the new vCenter Server 6.x instance. 

Answer: A,C 

Q7. Which two features are available for virtual machines configured with DirectPath I/O? (Choose two.) 

A. Fault Tolerance 

B. Suspend and Resume 

C. Virtual Symmetric Multi-Processing (vSMP) 

D. Virtual Non-Uniform Memory Access (vNUMA) 

Answer: C,D 

Q8. What command line utility can be used to upgrade an ESXi host? 

A. esxcli 

B. esxupdate 

C. vihostupdate 

D. esxcfg 

Answer:

Q9. An administrator is upgrading vCenter Server and sees this error: 

The DB User entered does not have the required permissions needed to install and configure vCenter Server with the selected DB. Please correct the following error(s): %s 

Which two statements explain this error? (Choose two.) 

A. The database is set to an unsupported compatibility mode. 

B. The permissions for the database are incorrect. 

C. The permissions for vCenter Server are incorrect. 

D. The database server service has stopped. 

Answer: A,B 

Q10. Which two are valid Identity Sources when configuring vCenter Single Sign-On? (Choose two.) 

A. Radius 

B. NIS 

C. OpenLDAP 

D. LocalOS 

Answer: C,D 

Q11. What is the compression algorithm used by vSphere Replication to compress data at the source? 

A. FastLZ 

B. Lz4 

C. Lzr 

D. Lzx 

Answer:

Q12. An administrator has recently audited the environment and found numerous virtual machines with sensitive data written to the configuration files. 

To prevent this in the future, which advanced parameter should be applied to the virtual machines? 

A. isolation.tools.setinfo.disable = true 

B. isolation.tools.setinfo.enable = true 

C. isolation.tools.setinfo.disable = false 

D. isolation.tools.setinfo.enable = false 

Answer:

Q13. Which three services can be enabled/disabled in the Security Profile for an ESXi host? (Choose three.) 

A. CIM Server 

B. Single Sign-On 

C. Direct Console UI 

D. Syslog Server 

E. vSphere Web Access 

Answer: A,C,D 

Q14. Refer to the Exhibit. 

An administrator recently created a Virtual SAN but no Storage Policies were defined. A few virtual machines were deployed to this cluster. The administrator analyzes the default Virtual SAN policy as shown in the Exhibit. 

Based on the exhibit, which two statements are true? (Choose two.) 

A. Losing one cluster node will not affect data availability. 

B. Losing one Hard Disk in a cluster node will not affect data availability. 

C. Creating a virtual machine Swap file will fail if it violates default storage policy. 

D. Creating a virtual machine will succeed even if it violates default storage policy. 

Answer: A,B 

Q15. Refer to the Exhibit. 

Examine the esxtop command output shown in the Exhibit. 

Which option would improve application performance for the SlowVM virtual machine? 

A. Increase the number of vCPUs provided to SlowVM. 

B. Decrease the number of vCPUs provided to SlowVM. 

C. Move SlowVM to another ESXi host with more physical CPU resources available. 

D. Increase the CPU limit assigned to SlowVM. 

Answer:

Q16. Refer to the Exhibit. 

An administrator is troubleshooting intermittent poor performance of virtual machines in a vSphere 6.x cluster. Investigating esxtop data shows that the only statistic that stands out is %CSTP as depicted in Exhibit 1: 

The administrator proceeds to switch to the Power Management screen and observes the data depicted in Exhibit 2: 

Based on the information in the exhibits, which two configurations are probable causes of the poor performance? (Choose two.) 

A. The active power policy is set to Low Power. 

B. The host has active Sleep States configured in the BIOS. 

C. The active power policy is set to High Performance. 

D. The host has active Power States configured in the BIOS. 

Answer: A,B 

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