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2V0-621 Exam Questions - Online Test


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Q1. An administrator is building a large virtual machine that will require as many vCPUs as the host can support. An ESXi 6.x host has these specifications: 

Six 32-core Intel Xeon Processors 

256 GB of Memory 

512 GB Local disk space using VMFS5 

What is the maximum number of virtual CPUs that the virtual machine can be allocated? 

A. 64 

B. 128 

C. 192 

D. 256 

Answer:

Q2. Which two identification sources can a vSphere Auto Deploy rule use to identify target hosts? (Choose two.) 

A. Processor Serial Number 

B. Security Identifier 

C. SMBIOS information 

D. BIOS UUID 

Answer: C,D 

Q3. An administrator is configuring Storage I/O Control. After enabling, the administrator notices high device latency and poor storage performance. 

Which two actions would likely reduce latency and improve functionality? (Choose two.) 

A. Set the congestion threshold to 15ms 

B. Set the congestion threshold value to 5ms 

C. Ensure that each datastore has independent spindles 

D. Ensure that each datastore uses shared spindles 

Answer: A,C 

Q4. An administrator is configuring the clock tolerance for the Single Sign-On token configuration policy and wants to define the time skew tolerance between a client and the domain controller clock. 

Which time measurement is used for the value? 

A. Milliseconds 

B. Seconds 

C. Minutes 

D. Hours 

Answer:

Q5. In which two vsphere.local groups should an administrator avoid adding members? (Choose two.) 

A. SolutionUsers 

B. Administrators 

C. DCAdmins 

D. ExternalPDUsers 

Answer: A,B 

Q6. Which three connection types are supported between a remote site and vCloud Air? (Choose three.) 

A. Secure Internet Connectivity 

B. Private Connect 

C. Direct Connect 

D. Internet Connectivity 

E. Secure VPN 

Answer: A,C,E 

Q7. 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:

Q8. Refer to the Exhibit. 

What will be the result of selecting the highlighted device? 

A. Datastore will grow up to 200.01GB using the remaining free space on the device. 

B. Datastore will add 200.01GB by adding the device as a second extent. 

C. The device size can be expanded to be larger than 200.01 GB in size. 

D. The device is not suitable for this operation. 

Answer:

Q9. An administrator is troubleshooting network communications between the vCenter Server and the ESXi 6.x host. 

Which log shows the interaction events between these components? 

A. /var/log/syslog.log 

B. /var/log/hostd.log 

C. /var/log/vpxa.log 

D. /var/log/fdm.log 

Answer:

Q10. An administrator is troubleshooting a performance problem with a virtual machine (VM). The VM and ESXi host configuration is as follows: 

. The application which runs within the virtual machine is highly sensitive to memory latency, but has low processor utilization. 

. The virtual machine has 6 vCPUs. 

. The ESXi host CPU topology has 2 Physical CPU Sockets, each with 8 Logical CPUs. 

. The ESXi host CPU has Hyper Threading enabled. 

The administrator would like to improve CPU performance for this VM. Other VMs on the host have no performance issues. Which action should the administrator take to resolve the issue? 

A. Set the Advanced Parameter numa.vcpu.preferHT = TRUE in the virtual machine configuration file. 

B. Set the Advanced Parameter numa.vcpu.preferHT = FALSE in the virtual machine configuration file. 

C. Set the Advanced Parameter numa.PreferHT = 1 in the ESXi host configuration file. 

D. Set the Advanced Parameter numa.PreferHT = 0 in the ESXi host configuration file. 

Answer: