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Oracle VM 1z0-590 Updated Exam

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

Question 9

You have guest VM on an Oracle VM server that cannot communicate with the internet. The guest UUID is 12345. Which two commands on Oracle VM server will have troubleshooting this issue?

Options:

A.

ovmm netstat –a to get the current status of all network connections.

B.

dom0-system-display-network to show the status of all network interfaces.

C.

Ifconfig –a to display list ofnetwork interfaces and their current status.

D.

xm network –list 12345 to get the list of virtual interfaces attached to the guest.

E.

esxlist –v 12345 to list all the network interfaces attached to the guest.

Question 10

Networking is not working for several guests on a particular host. Which two commands can help troubleshoot the networking?

Options:

A.

xm list -1 will show all of the network interfaces for all of the virtual machines, which can be used to see which bridge is having problems.

B.

config_network.py -l will show which network interfaces are in use, and which are having problems.

C.

brctl show will show the status of each bridge, and which VIFs are connected to it. This canthen be used to determine which bridge is having problems.

D.

System-config-network will list the virtual interfaces, which can be inspected to see which are having problems.

E.

ifconfig -a will show a list of all network interfaces and their current status, which will help determine which bridge is having problems.

Question 11

Which two are characteristics of block I/O in a fully hardware virtualized configuration?

Options:

A.

The virtual machine I/O path only uses the block device driver from dom0.

B.

The virtual machine relies onemulation of the hardware in dom0 for block I/O.

C.

The virtual machine I/O path includes the native block device drivers from the guest operatingsystem.

D.

The virtual machine does not need a block device driver.

E.

The virtual machine must provide emulation of the hardware through its own IOEMU drivers.

Question 12

In your Oracle VM environment, you have been troubleshooting intermittent crashes of an Oracle VM server. Oracle support has determined that the crashes are caused by the network latency and the servers are timing out and rebooting after trying to access the server pool file system. Oracle has recommended that you increase the heartbeat dead threshold from the default of 31 to a value 61. Which file store this configuration parameter?

Options:

A.

/etc/myOCFS2.conf.

B.

/etc/myOVS/o2cb.

C.

/etc/sysconfig/esxcluster.conf.

D.

/etc/OCFS2/manager.config.

E.

/etc/sysconfig/o2cb.

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Total 141 questions
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