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Free Oracle VM 3.0 for x86 Essentials 1Z0-590 Exam Questions

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Question 1

Oracle VM Server 2.2 consists of which two software components?

Correct Answer: B. Oracle Enterprise Linux 5.3; C. Xen Hypervisor

Question 2

You added a new Oracle VM server to your production server pool recently. Now you are trying to do live migration of server guest to this new server but it does not appear in the list of available Oracle VM servers. What three reasons could explain this?

Correct Answer: B. The new server is in maintenance mode and cannot run any guest in this state.; C. The guest has been aligned an amount of memory greater than the new server physical memory.; D. The new server has not been presented to a storage repository containing the guest to be migrated.

Question 3

A number of high priority virtual machines require significant file system access and you are trying to decide what type of memory impact on dom0 they will have. Which two are best practices you should consider for memory use in dom0?

Correct Answer: A. You should always run a find command on dom0 to fill the file system buffer cache for bestperformance.; C. When increasing load with additional virtual machines, you should always add more memory todom0.

Question 4

What is the effect of running a server pool restores?

Correct Answer: C. When you restore a server pool, all the data stored in the server pool master will be deleted, and will be synchronized with the latest information from the Oracle VM Manager database. The server pool master is responsible for updating the individual Oracle VM servers' agent databases.

Question 5

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

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

Question 6

A 64-bit Windows XP Installation CD has been ripped to an ISO file named WinXP.iso, and has been put in the /OVS/iso_pool/ directory with user and group-readable permissions. When navigating to the Import ISO screen in the Oracle VM Manager, no ISOs are available for import.

What has gone wrong?

Correct Answer: B. The user has not selected the appropriate ISO Group on the Import form.

Question 7

If a guest domain is not responding, and powering off the guest through the console does not work, which xm command can be used to kill the guest immediately (equivalent to pulling the power plug)?

Correct Answer: C. xm destroy

Question 8

What are the minimum component that comprised a template imported by Oracle VM manager?

Correct Answer: D. A virtual machine configuration file (vm.conf) and at least one virtual disk (.img) file.

Question 9

A low priority guest is using up more of the physical network traffic than desired. Select the two valid network QoS settings for restricting outbound network traffic?

Correct Answer: B. [rate=lMb/s@20ms]; C. [rate=250Kb/s]

Question 10

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?

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