2V0-21.19D 実際試験問題と解答 - 模擬練習 - 受験自信を増やす

Question No : 1
What is a benefit of using resource pools?

A.Increased visibility of user activity
B.Increased vMotion efficiency for a set of VMs
C.Increased accuracy for proactive resources for a set of VMs
D.Increased ease of reserving resources for a set of VMs

正解:

Question No : 2
An administrator suspects poor VM performance.
The administrator runs esxtop and sees the following output from the CPU and memory screens:
6:48:19pm up 4:22, 528 worlds, 8 VMs, 16 vCPUs, CPU load average: 0.26, 0.36, 0.16 VMKMEM/MB: 8151 managed: 407 minfree, 3055 rsvd, 5095 ursvd, high state
What can the administrator conclude from this output?

A.The host has too many worlds running.
B.The host is ballooning.
C.The host has adequate memory.
D.The host is under CPU pressure.

正解:

Question No : 3
A vSphere administrator creates a VM with 2 vCPUs and 4GB memory. A 3GB memory reservation is applied to the VM.
What size is .vswp file when the VM is powered on?

A.1GB
B.2GB
C.3GB
D.4GB

正解:

Question No : 4
Which vSphere feature is designed to distribute space usage and I/O load across multiple datastores?

A.Storage Policies
B.vStorage API for Array Integration
C.Storage I/O Control
D.vSphere Storage DRS

正解:

Question No : 5
In a single cluster VM encryption scenario, which two VMs should be executed from encryption? (Choose two.)

A.Platform Services Controller
B.vSphere Replication Appliance
C.vRealize Operations Manager
D.VMware vCenter Server
E.vRealize Log Insight

正解:

Question No : 6
An administrator is using vSphere Web Client to configure the firewall to allow specific third-party application SSH access to an ESXi Host.
What is the most secure way to configure the firewall rule?

A.Specify remote IP subnet range in IP List.
B.Use Allow connection from any IP address.
C.Enable lockdown mode.
D.Disable the firewall.

正解:

Question No : 7
What does ESXi Autoconfiguration do?

A.sets up host profiles
B.configures system network and storage devices
C.determines the number of hosts to be deployed
D.configures Auto Deploy

正解:
Explanation:
https://pubs.vmware.com/vsphere-51/index.jsp?topic=%2Fcom.vmware.vsphere.install.doc%2FGUID-3A409297-517E-4E7D-99D0-DE41386911B3.html

Question No : 8
What are two components of a VM-Host affinity rule? (Choose two.)

A.Host Group
B.Cluster settings
C.VM restart priority
D.VM restart action
E.VM Group

正解:
Explanation:
https://pubs.vmware.com/vsphere-51/index.jsp?topic=%2Fcom.vmware.vsphere.resmgmt.doc%2FGUID-2FB90EF5-7733-4095-8B66-F10D6C57B820.html

Question No : 9
Which two tasks are allowed in the X-Lence data center? (Choose two.)

A.User C can convert AX-850 to V
B.User B can delete from disk XRK-01.
C.User A can take a snapshot on XRK-01.
D.User A can take a snapshot on AX-1000.
E.User C can view configuration of AX-1000.

正解:

Question No : 10
For security reasons the VMware vSphere Update Manager (VUM) has no Internet access.
What can be used to provide a central shared repository in a DMZ?

A.VMware vSphere Update Manager Download Service
B.vSphere Authentication Proxy
C.VMware content library
D.vCenter Server Appliance

正解:
Explanation:
https://kb.vmware.com/s/article/1004455

Question No : 11
An administrator is installing a Platform Services Controller Instance.
Which two options are available during the installation process? (Choose two.)

A.choose deployment size
B.specify vSphere administrator credentials
C.enable Enhanced Linked Mode
D.create a vCenter Single sign-on domain
E.join an existing domain

正解:
Explanation:
https://docs.vmware.com/en/VMware-vSphere/6.5/com.vmware.vsphere.install.doc/GUID-AD3C6884-C1CC-4A2A-A373-1BA240C44C38.html

Question No : 12
Which statement is true regarding Network-Aware DRS?

A.Network-Aware DRS will perform load-balancing based on the communication of virtual machines with one another.
B.Network-Aware DRS is enabled through DRS advanced options.
C.Network-Aware DRS only generated suggested moves; administrators must go in and accept each Network-Aware DRS suggestion manually.
D.Network-Aware DRS will perform a final check during regular DRS load-balancing to ensure that the destination host is not network saturated.

正解:

Question No : 13
When working with VM-VM DRS rules (affinity/anti-affinity), which statement is correct?

A.DRS gives higher priority to preventing violations of affinity rules than violations of anti-affinity rules.
B.DRS gives the same priority to preventing violations of anti-affinity rules as affinity rules.
C.DRS does not allow both affinity and anti-affinity rules to be enabled at the same time within a cluster.
D.DRS gives higher priority to preventing violations of anti-affinity rules than violations of affinity rules.

正解:

Question No : 14
Which two logs should be examined to troubleshoot a Windows vCenter Server upgrade failure? (Choose two.)

A.vminst.log
B.vim-um-msi.log
C.firstboot.log
D.pkgmgr.log

正解:

Question No : 15
A vSphere Administrator configures Quick Boot to restart an ESXi host without rebooting the physical hardware.
In order to troubleshoot any ESXi Quick Boot issues which log file needs to be reviewed?]

A.vmkeventd.log
B.vmkernel.log
C.vpxa.log
D.loadES
E.log

正解:

VMware 2V0-21.19D 問題練習