2V0-21.20 PDF試験材料2023年最新の実際に出る2V0-21.20問題集
更新されたのはVMware 2V0-21.20問題集PDFオンラインエンジン
Professional VMware vSphere 7.x 認定試験は、仮想化に関連する幅広いトピックをカバーする包括的な試験です。この試験は、vSphere 7.x 環境で作業するITプロフェッショナルのスキルと知識をテストするように設計されています。試験は、120分の時間制限内に完了しなければならない70の多肢選択問題から構成されています。試験に合格するには、候補者は100から500のスケールで最低300のスコアを達成する必要があります。試験は英語、日本語、中国語など、複数の言語で利用可能です。この認定試験を成功裏に完了することは、仮想化における高度なスキルと専門知識を証明し、ITプロフェッショナルのキャリアアップと収入増加に役立ちます。
質問 # 21
Which two performance tools can be used to monitor virtual machines outside the guest operating system?
(Choose two.)
- A. vCenter Server performance charts
- B. Task Manager
- C. esxtop
- D. Perfmon
- E. top
正解：A、D
質問 # 22
Each logical port on a vSphere standard switch can be a member of how many port groups?
- A. 0
- B. 1
- C. 2
- D. 3
正解：A
解説：
Explanation/Reference: https://www.c-sharpcorner.com/article/what-is-virtual-switches-and-standard-switches/
質問 # 23
An administrator runs a two-node vSphere cluster, which contains two domain controller virtual machines (VMs). The administrator wants to ensure that VMs run on separate hosts without interfering with normal maintenance operations.
How should the administrator configure Distributed Resource Scheduler (DRS)? (Choose the best answer.)
- A. Create a 'Must run Virtual Machines to Hosts' anti-affinity rule.
- B. Create a 'Virtual Machines to Virtual Machines' anti-affinity rule.
- C. Create a 'Should run Virtual Machines to Hosts' anti-affinity rule.
- D. Create a 'Virtual Machines to Virtual Machines' dependency rule.
正解：B
解説：
Explanation/Reference:
https://docs.vmware.com/en/VMware-vSphere/7.0/com.vmware.vsphere.resmgmt.doc/GUID-7297C302-
378F-4AF2-9BD6-6EDB1E0A850A.html
質問 # 24
An administrator has been tasked with mitigating datastore capacity issues without datastore expansion.
Which vSphere Storage vMotion migration option would achieve this mitigation? (Choose the best answer.)
- A. Thin-provisioned
- B. Same as format source
- C. Lazy-zeroed thick-provisioned
- D. Eager-zeroed thick-provisioned
正解：A
質問 # 25
vCenter High Availability (HA) protects vCenter Server against host and hardware failures.
What is the minimum number of ESXi hosts required to enable this capability?
- A. 0
- B. 1
- C. 2
- D. 3
正解：A
解説：
Explanation/Reference:
https://docs.vmware.com/en/VMware-vSphere/7.0/vsphere-esxi-vcenter-server-70-availability-guide.pdf (73)
質問 # 26
Which feature can an administrator configure to have a copy of critical virtual machines in another cluster?
(Choose the best answer.)
- A. vSphere Storage vMotion
- B. vSphere Fault Tolerance
- C. vSphere Replication
- D. Instant Clone
正解：D
質問 # 27
Which tool is used to monitor the vCenter Server Appliance resources?
- A. esxcli
- B. vmstat
- C. vimCop
- D. esxtop
正解：D
質問 # 28
An administrator is tasked with upgrading an existing VMware vSphere 6.5 environment to version 7.0. There are existing VMFS3 and VMFS5 datastores in the environment. Which two statements are true regarding this upgrade? (Choose two.)
- A. An ESXi 7.0 host can automatically upgrade a VMFS5 datastore.
- B. VMFS3 is no longer supported with ESXi 7.0.
- C. A VMFS3 datastore cannot be upgraded; a new VMFS6 datastore is required.
- D. VMFS5 is no longer supported with ESXi 7.0.
- E. An ESXi 7.0 host will automatically upgrade a VMFS3 datastore when discovered.
正解：B、C
質問 # 29
What are two benefits of datacenter virtualization? (Choose two.)
- A. Same hardware footprint for every machine
- B. Less data to back up
- C. Less CPU power required for a given application
- D. More efficient use of resources
正解：A、D
質問 # 30
Refer to the exhibit.
What is the effective role the test1 account has on the Finance01 virtual machine?
- A. No access
- B. Administrator
- C. Virtual machine user
- D. Read-only
正解：A
質問 # 31
Which TCP/IP stack can support management traffic, vSphere vMotion, IP storage and vSphere Fault Tolerance? (Choose the best answer.)
- A. vSphere vMotion TCP/IP stack
- B. Provisioning TCP/IP stack
- C. VXLAN TCP/IP stack
- D. Default TCP/IP stack
正解：D
解説：
Reference:
https://docs.vmware.com/en/VMware-vSphere/6.5/com.vmware.vsphere.networking.doc/GUID-D4191320- 209E-4CB5-A709-C8741E713348.html
質問 # 32
Which feature can an administrator use for site availability with minimal effort and a low recovery point objective (RPO)?
- A. vSphere Fault Tolerance
- B. vSphere Replication
- C. vSphere vMotion
- D. vSphere High Availability
正解：B
解説：
Explanation/Reference:
https://docs.vmware.com/en/vSphere-Replication/6.1/com.vmware.vsphere.replication-admin.doc/GUID-
9E17D567-A947-49CD-8A84-8EA2D676B55A.html
質問 # 33
Which VMware feature should an administrator configure to help manage and delegate CPU and memory resources? (Choose the best answer.)
- A. VMware Enhanced vMotion Compatibility (EVC)
- B. vSphere High Availability (HA)
- C. Resource pools
- D. vSphere Distributed Resource Scheduler (DRS)
正解：C
質問 # 34
Refer to the exhibit.
Which trusted infrastructure component is missing and represented by the area labeled "A"?
- A. Attestation Service
- B. vSphere Virtual Machine Encryption
- C. Key Provider Service
- D. Key Management Server
正解：D
解説：
Explanation/Reference:
https://docs.vmware.com/en/VMware-vSphere/7.0/com.vmware.vsphere.security.doc/GUID-CEFC9BAE-1685-
49A7-9854-4AC997F2F1C3.html
https://docs.vmware.com/en/VMware-vSphere/7.0/com.vmware.vsphere.security.doc/GUID-E4945A3B-BCBE-
42AD-A00F-6A6957217041.html
質問 # 35
A vSphere environment is configured with 1 Gigabit Ethernet for vSphere vMotion. The application team is complaining that when they try to migrate a powered-on virtual machine, the progress is slow and unsuccessful the majority of the time.
Which two recommendations should the administrator make to improve vSphere vMotion performance? (Choose two.)
- A. Use vSphere Storage I/O Control (SIOC).
- B. Disable vSphere Fault Tolerance.
- C. Use Link Aggregation Control Protocol (LACP) on the port group.
- D. Use 10 Gigabit Ethernet or above.
- E. Use at least two port groups.
正解：C、E
質問 # 36
An administrator is configuring ESXi host behavior before and during the remediation process.
Which remediation setting is supported only on select hardware platforms? (Choose the best answer.)
- A. Quick Boot
- B. Maintenance mode failures
- C. VM migration
- D. HA admission control
正解：A
質問 # 37
An administrator is tasked with upgrading an existing vSphere environment to version 7.0. There are existing VMFS3 and VMFS5 datastores in the environment.
Which statement is true regarding this upgrade?
- A. A VMFS5 datastore CANNOT be upgraded; a new VMFS6 datastore is required.
- B. An ESXi 7.0 host can automatically upgrade a VMFS5 datastore.
- C. VMFS3 is supported with ESXi 7.0 to store boot configurations only.
- D. An ESXi 7.0 host will NOT recognize a VMFS3 datastore.
正解：A
解説：
https://docs.vmware.com/en/VMware-vSphere/6.7/com.vmware.vsphere.storage.doc/GUID-DAD74662-E09E-44A4-82F1-DB7A3433CEF9.html
質問 # 38
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