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2V0-621 Exam Questions - Online Test


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Q1. Refer to the Exhibit. 

An administrator would like to add Challenge Handshake Authentication Protocol (CHAP) to an iSCSI adapter. The administrator accesses the Storage Adapters menu as shown in the Exhibit. 

In which tab can the task be accomplished? 

A. Properties 

B. Advanced Options 

C. Targets 

D. Devices 

Answer:

Q2. 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 

Q3. An administrator has configured Network I/O Control to support bandwidth allocation to a group of virtual machines running on a vSphere 6.x HA/DRS Cluster. 

Which two conditions would cause DRS to migrate one of these virtual machines to another host in the cluster? (Choose two.) 

A. The reservation is changed to a value that the initial host can no longer satisfy. 

B. A physical adapter that carries traffic from the virtual machine is offline. 

C. A physical adapter cannot supply the minimum bandwidth in accordance with the teaming policy. 

D. A reservation for a VM network adapter is less than the free quota in the network resource pool. 

Answer: A,B 

Q4. An administrator tries to capture network traffic for a virtual machine, but cannot see the expected traffic in the packet capture tool. 

Which step can resolve the problem? 

A. Migrate the virtual machine to a Distributed Virtual Switch. 

B. Enable Promiscous Mode on the relevant port group. 

C. Modify the default value of MAC Address changes. 

D. Enable Forged Transmits on the virtual machine. 

Answer:

Q5. Which two reasons would prevent Storage Distributed Resource Scheduler (SDRS) from operating on a datastore? (Choose two.) 

A. The datastore has Storage I/O Control disabled. 

B. The datastore is connected to an unsupported host. 

C. The datastore is hosted on an NFS server. 

D. The datastore is hosted on an iSCSI server. 

Answer: A,B 

Q6. What command line utility can be used to upgrade an ESXi host? 

A. esxcli 

B. esxupdate 

C. vihostupdate 

D. esxcfg 

Answer:

Q7. Which two considerations should an administrator keep in mind when booting from Software Fiber Channel over Ethernet (FCoE)? (Choose two.) 

A. Software FCoE boot configuration can be changed from within ESXi. 

B. Software FCoE boot firmware cannot export information in FBFT format. 

C. Multipathing is not supported at pre-boot. 

D. Boot LUN cannot be shared with other hosts even on shared storage. 

Answer: C,D 

Q8. An administrator is concerned about possible vCPU over-commitment for an ESXi 6.x host. 

Which two Performance Counters should be reviewed in the vSphere Web Client Performance Charts to confirm if there is contention on the host? (Choose two.) 

A. Wait 

B. Ready 

C. Core Utilization 

D. Co-Stop 

Answer: B,D 

Q9. A failed upgrade from vCenter Server version 5.x to version 6.0 produces the following error: 

[00800 error 'Default'] Database version id '600' is incompatible with this release of VirtualCenter. 

What is the cause of the upgrade failure? 

A. There was a database schema upgrade failure during the installation. 

B. The VMWAREVCMSDS service was upgraded before the vCenter Server service. 

C. The VMware Directory Service database failed during the installation. 

D. There was an incompatible ODBC driver version for the database. 

Answer:

Q10. 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