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Practice 61 - 90

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Quiz on Practice 61 - 90, created by wendy wendy on 03/08/2018.
wendy wendy
Quiz by wendy wendy, updated more than 1 year ago
wendy wendy
Created by wendy wendy almost 6 years ago
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Resource summary

Question 1

Question
Which two statements are true for Predictive DRS? (Choose two.)
Answer
  • It balances resource utilization for virtual machines with unpredictable utilization patterns.
  • It integrates DRS with vRealize Operations Manager to balance workloads for virtual machines before resource utilization spikes occur.
  • It balances resource utilization based on a threshold’s algorithm that runs each night.
  • It determines the best placement and balance of virtual machines based on a threshold’s algorithm that runs each night in vCenter Server 6.5 Database.

Question 2

Question
An administrator is troubleshooting network communications between a vCenter Server and an ESXi 6.5 host. Which log shows the related events between these components?
Answer
  • /var/log/fdm.log
  • /var/log/vpxa.log
  • /var/log/hostd.log
  • /var/log/auth.log

Question 3

Question
Which is required by vCenter Converter Standalone to convert a physical Red Hat Enterprise Linux 7 machine to a virtual machine?
Answer
  • The Linux machine must be powered off.
  • The Linux machine must have the SSH daemon started.
  • The Linux machine must use a static IP address.
  • The Linux machine must have a fully-qualified domain name.

Question 4

Question
An administrator cannot enable multi-processor Fault Tolerance (SMP-FT) for a virtual machine. Which are two possible causes for this? (Choose two.)
Answer
  • The virtual machine is running on a vSAN datastore.
  • The Fault Tolerance network is using a 10Gbit uplink.
  • The virtual machine has 6 vCPUs assigned.
  • The virtual machine has a 1TB VMDK attached.
  • The virtual machine has snapshots present.

Question 5

Question
When installing vCenter Converter Standalone, why must an administrator perform a client-server installation instead of a local installation?
Answer
  • to manage conversion tasks remotely
  • to convert virtual machines as well as physical machines
  • to allow installation of the Converter agent on remote source machines
  • to hot clone physical or virtual machines

Question 6

Question
Which is the block size on the VMFS6 datastore?
Answer
  • All small and large file blocks are 8MB.
  • All small and large file blocks are 1MB.
  • Small file blocks are 512KB. large file blocks are 64MB.
  • Small file blocks are 1MB, large file blocks are 512MB.

Question 7

Question
Which three types of Content Libraries exist within vSphere 6.5? (Choose three.)
Answer
  • Remote Content Library
  • Published Content Library
  • Local Content Library
  • Shared Content Library
  • Subscribed Content Library

Question 8

Question
If Resource Pool RP-KID is configured with an expandable reservation, which statement is true?
Image:
Screen Shot 2018 08 03 At 3.28.16 Pm (binary/octet-stream)
Answer
  • VM-K2 will be unable to power on because there are insufficient resources.
  • VM-K2 will be able to power on since resource pool RP-KID has 2GHz available.
  • VM-K2 will be unable to power on because only 2GHz are reserved for RP-KID.
  • VM-K2 will receive resource priority and will be able to power on this scenario.

Question 9

Question
An administrator wants to restore the vCenter Server Appliance 6.5 from backup. Where can this be accomplished?
Answer
  • from the ESXi Host Client
  • from the VMware vSphere Appliance Management Interface
  • from within the VMware vSphere Web Client
  • from the vCenter Server Appliance Installer

Question 10

Question
An administrator has upgraded to vSphere 6.5 and also wants to use Kerberos authentication for NFS. Which can be done to the existing NFSv3 volumes to enable this feature?
Answer
  • Perform a storage rescan on VMFS volumes.
  • Unmount the NFSv3 datastore, and then mount as NFSv4.1 datastore.
  • Nothing. All NFSv3 mounted datastores are upgraded automatically during vSphere upgrades.
  • Perform a scan of new storage devices.

Question 11

Question
An administrator attempts to manually reclaim space on thin-provisioned VMFS6 volumes but finds that no additional space is being recovered. Which could be causing this?
Answer
  • vSphere 6.5 does not support manual UNMAP.
  • The manual UNMAP operation has been moved to the vSphere web client.
  • The VASA version is use is incompatible.
  • UNMAP is automated for VMFS6.

Question 12

Question
When migrating a Windows vCenter Server 6.0 to the vCenter Server Appliance 6.5, which two will be migrated by default? (Choose two.)
Answer
  • Local Windows OS users and groups
  • Configuration
  • Custom ports
  • FQDN
  • Historical and Performance data

Question 13

Question
An administrator is creating VMkernel adapters on an ESXi 6.5 host and wants to create separate VMkernel adapters for every type of traffic in the default TCP/IP stack. Which three types of traffic can be explicitly enabled on a separate VMkernel adapter? (Choose three.)
Answer
  • Virtual SAN traffic
  • NFS traffic
  • vMotion traffic
  • vSphere HA traffic
  • Fault Tolerance logging traffic

Question 14

Question
Which are two vCenter Server two-factor authentication methods? (Choose two.)
Answer
  • RSA SecurID
  • Smart Card
  • SAML
  • Symantec VIP

Question 15

Question
Which are four attributes of the Active vCenter HA node? (Choose four)
Answer
  • It uses the vCenter HA network to communicate with the Witness node.
  • It constantly replicates vPostgres data with the Witness node.
  • It uses a public IP address for the management interface.
  • It runs the active vCenter Server Appliance instance.
  • It uses the vCenter HA network for replication of data to the Passive node.
  • It provides a quorum to protect against split-brain situations.

Question 16

Question
When using “Cluster resource percentage” for host failover capacity in vSphere HA Admission Control, the total resource requirements are calculated from which two values? (Choose two.)
Answer
  • Total vCPUs assigned to each VM.
  • Average CPU usage on each VM over time.
  • Memory reservations on each VM.
  • Total memory assigned to each VM.
  • Average active memory on each VM over time.
  • CPU reservations on each VM.

Question 17

Question
An administrator is attempting to power on a virtual machine with 32GB of memory. The operation fails with the following error: Could not power on VM: No space left on device Checking the space on the virtual machine’s datastore, there is 30GB free. Which action would allow the VM to power on?
Answer
  • Set a 2GB memory reservation on the VM.
  • Mount the virtual disk from the affected VM on to another virtual machine and free up space from within the OS.
  • Enable vSphere HD admission control on the cluster in which the VM resides.
  • Set a 2GB memory limit on the VM.

Question 18

Question
Which iSCSI initiator type can be used with any network interface card?
Answer
  • Software iSCSI initiator
  • Software FCoE adapter
  • Hardware Independent iSCSI initiator
  • Hardware Dependent iSCSI initiator

Question 19

Question
Which is the correct order for upgrading vSphere components?
Answer
  • vCenter Server, ESXi hosts, VMware Tools, Virtual Machine hardware
  • VMware Tools, Virtual Machine hardware, ESXi hosts, vCenter Server
  • vCenter Server, Virtual Machine hardware, VMware tools, ESXi hosts
  • ESXi hosts, vCenter Server, Virtual Machine hardware, VMware Tools

Question 20

Question
An ESXi host’s VMCA-Signed certificate has expired. How can the certificate be renewed?
Answer
  • In the vSphere Web Client, browse to the host in question. Click the Manage tab and select settings. Select System and click Certificate, then click the Renew button.
  • In the vSphere Web Client, browse to the host in question. Click the Manage tab and select settings. Select System and click Certificate, then click the Refresh CA Certificates button.
  • Run the command /sbin/generate-certificates on the affected host.
  • Disconnect the host from vCenter Server and reconnect it.

Question 21

Question
Which storage feature always requires the use of third-party software on ESXi?
Answer
  • Hardware Acceleration for NAS devices
  • VVOL
  • Hardware Acceleration for Block Devices
  • VM Storage Policies

Question 22

Question
Which three design requirements must be satisfied to enable RAID-6 objects in a VMware vSAN cluster? (Choose three.)
Answer
  • vSAN Advanced license or higher
  • vSAN stretched cluster
  • at least six hosts contributing storage
  • deduplication and compression
  • All Flash configuration

Question 23

Question
vSphere DRS helps to balance virtual machines with available resources in a vSphere cluster. What three types of resources can be taken into account for balancing? (Choose three.)
Answer
  • CPU
  • physical NIC saturation of an ESXi host
  • virtual NIC saturation of a virtual machine
  • RAM
  • storage latency

Question 24

Question
What tool can capture network traffic at the uplinks, or vSwitch, or virtual port levels?
Answer
  • tcpdump-uw
  • wireshark
  • pktcap-uw
  • pcap

Question 25

Question
Virtual Volumes supports which three VMware features? (Choose three.)
Answer
  • Instant Clones
  • Distributed Resource Scheduler
  • Linked Clones
  • vMotion
  • Storage Distributed Resource Scheduler

Question 26

Question
vCenter Server Appliance Instance can be backed up using which Client Interface?
Answer
  • vSphere Client Interface
  • vSphere Web Client Interface
  • VMware Host Client Interface
  • Virtual Appliance Management Interface

Question 27

Question
In network troubleshooting it is important to know what upstream switch the ESXi host is connected to. Which two features does ESXi provide to help identity the upstream switch? (Choose two.)
Answer
  • Promiscuous mode
  • DPM
  • LLDP
  • CDP

Question 28

Question
How can a vSphere administrator ensure that a set of virtual machines run on different hosts in a DRS cluster?
Answer
  • Use a VM-Host affinity rule.
  • Add the VMs to a vApp.
  • Use a VM-VM affinity rule.
  • Place the VMs in different folders.

Question 29

Question
What is the VMware-recommended best practice for Fibre Channel zoning?
Answer
  • soft zoning
  • single-initiator-multiple-target zoning
  • single-initiator zoning
  • single-initiator-single-target zoning

Question 30

Question
Storage capabilities be populated in what two ways? (Choose two.)
Answer
  • The administrator can use tags to describe capabilities.
  • Default capabilities are provided by vCenter Server.
  • Datastores can advertise their capabilities through VAAI.
  • Datastores can advertise their capabilities through VASA.
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