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Oracle 1z0-590 Oracle VM 3 for x86 Essentials Exam Practice Test

Demo: 21 questions
Total 141 questions
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Oracle VM 3 for x86 Essentials Questions and Answers

Question 1

Which network driver would a hardware virtualized window guest with the para-virtualized drivers installed use?

Options:

A.

netfront

B.

netback

C.

blkfront

D.

blobk

E.

QEMU

Question 2

Which two are true of an NFS repository when used with Oracle VM?

Options:

A.

NFS repositories are excellent for storing guests' root file systems.

B.

NFS is a more expensive option than iSCSI or SAN fabrics.

C.

OCFS2 must be used as the filesystem format for volumes exposed through NFS.

D.

NFS shares mounted directly in a guest require the DM-NFS driver to be installed on the guest.

E.

NFS is supported for use in RAC only when mounted from the guest (not domO).

Question 3

Which statement accurately describe the function of Oracle VM agent in Oracle VM 3?

Options:

A.

The Oracle VM agent dispatchesemail and other notifications to the administrator when it shows server is down or malfunctioning.

B.

The Oracle VM agent is using exclusively by Oracle Enterprise manager to manage and monitor each Oracle VM Server.

C.

The Oracle VM agent is not a process but is the collection of all devices drivers that support para-virtualized virtual machines.

D.

Oracle VM agent is a process that receive process management requests and provide you the notification & configuration data toward Oracle VM manager.

E.

Oracle VM agent is used exclusively for communication between servers in a server pool and the components by which the Oracle VM master is selected.

Question 4

In a paravirtualized environment, which answer best describes the drivers that are used in domO and the guest to communicate block I/O requests?

Options:

A.

A blkback driver is used indom0, and a blkfront driver is used in the guest.

B.

A native device driver is used in dom0, and a blkback driver is used in the guest.

C.

A blkfront driver is used in dom0, and a native device driver is used in the guest.

D.

A blkfront driver is used in dom0, and a blkbck driver is used in the guest.

E.

Native drivers are used in both dom0 and the guest.

Question 5

What is the primary use of a onetime boot script include in a customer template?

Options:

A.

To display any necessary copyxxxxx notice and term of use.

B.

To validate the template setting and software to ensure the template meets all requirements.

C.

To cleanup any tmp files left over in template creation.

D.

To assign the hostname, IP addresses, netmaskand software dependent configuration setting.

E.

To reset the template to a first use state so that the /etc/init.d/network script can ask for the customer setting.

Question 6

On your Oracle VM server which command would you use to list all SAN LUNs with redundant paths along with their policies?

Options:

A.

df –h

B.

dmsetup list

C.

multipath –ll

D.

services devmapd status

E.

mdadm –Q

Question 7

What does tools are available from 0racle that best describe virtual machine performance ofa virtual machine?

Options:

A.

xm list

B.

oswatcher installed in the guests

C.

top

D.

xm top

E.

cat /proc/cpuinfo

Question 8

Which two configuration files specify the cluster stack, boot cluster and network settings for the OCFS2 duster?

Options:

A.

/etc/ocfs2/cluster.conf

B.

/etc/sysconfig/ocfs2

C.

/etc/sysconfig/cluster.conf

D.

/etc/sysconfig/o2cb

Question 9

When would you define the value for priority and process cap % when using Oracle VM manager?

Options:

A.

When editing a server pool policy.

B.

When adding a new server to server pool.

C.

When creating a new VM.

D.

When adding a new server storage.

E.

When define the VLAN group.

Question 10

When setting up an iSCSI repository, what three steps must be completed before running the repos.py commands?

Options:

A.

The iSCSI LUN must be formatted with the OCFS2 file system.

B.

Theiscsi-adm service must be installed and running.

C.

The iSCSI daemon must be installed and running.

D.

Multipathing must be configured and the multipath daemon must be running.

E.

The iSCSI LUNs must be mapped to local devices.

Question 11

In which scenario would you chose to use the JeOs tool to build a template?

Options:

A.

You have been tasked withbuilding a Windows based Web server template and need a graphical interface to speed the development process.

B.

You are attempting to remotely build a Windows based database server and you only have access to command line shell.

C.

You have been asked tocreate a small Oracle Linux based template and you prefer a graphical utility to assist with the builder.

D.

You want to build an Oracle Linux based domain controller and GUI in tailored to this type of build.

E.

You want to build a small Oracle Linux based template and you prefer using a command line interface.

Question 12

Which three of the given virtualized technologies are type 1 bare metal hypervisor based?

Options:

A.

Oracle VM

B.

Oracle VM virtual box

C.

VMware player

D.

Xen

E.

Solaris Zone

F.

VMware ESXI

Question 13

In which directory should an Oracle VM guest be placed In order to Import It as a virtual machine?

Options:

A.

running_pool

B.

publlsh_pool

C.

seed_pool

D.

iso_pool

E.

sharedDisk

Question 14

Which statement best describe Oracle support policy on supporting a virtual machine deployed from an Oracle template?

Options:

A.

It cannot be supported by Oracle under any condition.

B.

It can be supported only in development and only when no customization have been made.

C.

It can be supported only with in the first 30 days of deployment.

D.

It will be supported in any environment provide your Oracle support contract is current.

E.

It will be supported in any environment regardless of circumstances.

Question 15

The Oracle VM administrator is having issues shutting down a virtual machine. Which log file will best help troubleshoot whether the shutdown command is being successfully executed on the target server?

Options:

A.

/var/log/ovs-agent/ovs_performance.log

B.

/var/log/ovs-agent/ovs_operation.log

C.

/var/log/xen/xend.log

D.

/var/log/xen/xend-debug.log

Question 16

A customer decides to use 2 large servers to load balance a mix of large and small virtual machines. Each server has 64GB of RAM and 8 quad-core CPUs. There are 14 virtual machines, 6 of which use 12GB of virtual memory and 16 vCPU each, and the remaining 8 use 2GB and 4 vCPUs each. What two issues will the customer likely discover when one of the servers fails?

Options:

A.

Not all of the virtualmachines on the failed server will be able to restart on the remaining serverdue to lack of vCPUs.

B.

Not all of the virtual machines on the failed server will be able to restart on the remaining serverdue to lack of memory.

C.

Live migration will be unavailable until the second server is restored.

D.

Not all of the virtual machines on the failed server will be able to restart on the remaining serverdue to lack of vNICs.

E.

Not all of the virtual machines on the failed server will be able to restart on theremaining serverdue to lack of shared storage.

Question 17

What two attributes of a virtual machine are not available on the Oracle VM Manager Home screen when the virtual machine is currently powered down?

Options:

A.

Memory Size

B.

Server Name

C.

VNC Port

D.

Server Pool Name

E.

Owner

F.

Number of Virtual CPUs

Question 18

In a paravirtualized environment, which answer best describes the drivers that are used in domO and the guest to communicate network I/O requests?

Options:

A.

A netback driveris used in dom0, and a netfront driver is used in the guest.

B.

A native device driver is used in dom0, and a netback driver is used in the guest.

C.

A netfront driver is used in dom0, and a native device driver is used in the guest.

D.

A netfront driveris used in dom0, and a blkbck driver is used in the guest.

E.

Native drivers are used in both dom0 and the guest.

Question 19

In hardware virtualized environment, which answer best describes the drivers that are used in dom0 and the guest to communicate block I/O requests?

Options:

A.

QEMU emulation is used in dom0, and a blkfront driver is used in the guest.

B.

A native device driver is used in dom0, and QEMU emulation is used in the guest.

C.

A blkfront driver is used in dom0, and a blkback driver is usedin the guest

D.

QEMU emulation is used in dom0, and a native device driver is used in the guest.

E.

Native drivers are used in both dom0, and the guest.

Question 20

An Oracle VM Server is continually losing its connection to the repository. What service is responsible for maintaining timeouts for the OCFS2 cluster stack?

Options:

A.

ocfs2

B.

o2cb

C.

ovs-agent

D.

ovsrepositories

Question 21

Which three attributes of an existing virtual disk can be changed using Oracle VM Manager?

Options:

A.

Virtual Disk N

B.

Virtual Disk Size

C.

Hard Drive Type

D.

QoS Enabled

E.

Priority Class

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Demo: 21 questions
Total 141 questions
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