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2V0-621 Exam Questions - Online Test


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Q1. Which two features are deprecated in Network I/O Control 3 (NIOC3)? (Choose two.) 

A. Class Of Service (COS) Tagging 

B. Bandwidth Allocation 

C. User-defined network resource pools 

D. Admission control 

Answer: A,C 

Q2. Which two vCenter Server services are migrated automatically as part of an upgrade from a Distributed vCenter Server running 5.x? (Choose two.) 

A. vCenter Single Sign-on Service 

B. vSphere Web Client 

C. vSphere Inventory Service 

D. Storage Policy Based Management 

Answer: B,C 

Q3. Refer to the Exhibit. 

An administrator is troubleshooting a CPU performance related problem for the SlowVM virtual machine. 

Which three actions should the administrator take to improve CPU performance for SlowVM? (Choose three.) 

A. Increase the number of vCPUs assigned to SlowVM. 

B. Decrease the number of vCPUs assigned to SlowVM. 

C. Power off other VMs running on the same ESXi host. 

D. Increase the CPU limit for SlowVM. 

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

Answer: B,C,E 

Q4. An administrator is implementing a vSphere 6.x environment containing one vCenter Server and five ESXi hosts. The administrator has just finished deploying the vCenter Server appliance with an embedded Platform Services Controller (PSC) and needs to ensure that default security certificates within the vSphere 6.x environment are replaced with new certificates. 

What should the administrator do to complete this task with the least administrative effort? 

A. Add the ESXi hosts to vCenter Server before updating the VMCA root certificate on the PSC. 

B. Make VMCA an Intermediate Certificate Authority to ensure each added ESXi hosts receives the same certificate. 

C. Replace the VMCA root certificate before adding the ESXi hosts to vCenter Server. 

D. Create ESXi host security certificates using the SSL Thumbprint mode to ensure consistency among all hosts. 

Answer:

Q5. Refer to the Exhibit. 

An administrator manages a High Availability (HA)/Distributed Resource Scheduler (DRS)-enabled cluster and has configured the affinity rule shown in the Exhibit. 

Which two statements best describe the configuration shown in the exhibit? (Choose two.) 

A. HA will not failover Marketing to ESXi hosts that are not in the Host Group. 

B. HA will failover Marketing to ESXi hosts that are not in the Host group. 

C. DRS will attempt to keep Marketing on the ESXi host 10.21.38.106. 

D. DRS will not attempt to keep Marketing on the ESXi host 10.21.28.106. 

Answer: B,D 

Q6. Which three logs can be reviewed to troubleshoot a vCenter Server upgrade failure? (Choose three.) 

A. vminst.log 

B. vim-vcs-msi.log 

C. pkgmgr.log 

D. vc-upgrade.log 

E. firstboot.log 

Answer: A,B,C 

Q7. An administrator is performing a silent automatic update of VMware Tools on a Windows virtual machine. 

What syntax needs to be entered into the Advanced Options box? 

A. /s /v "/qn" /l "c:\Windows\filename.log" 

B. --prefix=/usr/local,/usr/lib,/usr/doc --silent 

C. --prefix=c:\Windows,c:\VMtools --silent 

D. /fs /v "/qn+" /l "c:\Windows\filename.log" 

Answer:

Q8. Which three are requirements for configuring Storage I/O Control (SIOC)? (Choose three.) 

A. The datastore must consist of only one extent. 

B. The datastore is managed by a single vCenter Server. 

C. Auto-tiered storage must be compatable with SIOC. 

D. Auto-tiered storage must be SSD or SATA. 

E. The datastore must be VMFS. 

Answer: A,B,C 

Q9. Which two statements are true regarding iSCSI adapters? (Choose two.) 

A. Software iSCSI adapters require vmkernel networking. 

B. Independent Hardware iSCSI adapters offload processing from the ESXi host. 

C. Dependent Hardware iSCSI adapters do not require vmkernel networking. 

D. Independent Hardware iSCSI adapters require vmkernel networking. 

Answer: A,B 

Q10. When attempting to place a datastore in Maintenance Mode, the task remains at 1%. 

What are two potential causes for this? (Choose two.) 

A. Storage DRS is disabled on one or more virtual machine(s) disk(s). 

B. Storage DRS rules prevent migration recommendations for the disk. 

C. Storage DRS datastores have insufficient space to accommodate failover. 

D. Storage DRS provisioning network has been limited with I/O control policies. 

Answer: A,B