Oracle Oracle Certifications 1Z0-590 Questions & Answers

• Question 21:

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

  A. xm list

  B. oswatcher installed in the guests

  C. top

  D. xm top

  E. cat /proc/cpuinfo

  Correct Answer: D

• Question 22:

  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)?

  A. xm shutdown

  B. xm reset

  C. xm destroy

  D. xm delete

  E. xm pause

  Correct Answer: A

• Question 23:

  If the server pool data on the server pool master is damaged or corrupted, what is the correct course of action to restore the server pool?

  A. On each Oracle VM server, stop the agent, delete all files in /etc/ovs-agent/db, then restart the agent.

  B. From the Oracle VM Manager, select the Server Pools tab and do a Restore operation on the server pool.

  C. On the server pool master, stop the agent, delete all files in /etc/ovs-agent/db, then restart the agent.

  D. From the Oracle VM Manager, select the server pool master on the Servers tab, and Reboot the server.

  Correct Answer: B

• Question 24:

  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?

  A. You should always run a find command on dom0 to fill the file system buffer cache for bestperformance.

  B. You should not run a find command on dom0 as it will use up Dom0 memory and potentiallycause double buffering with virtual machines.

  C. When increasing load with additional virtual machines, you should always add more memory todom0.

  D. When increasing load with additional virtual machines, you generally wont add more memory todom0.

  Correct Answer: AC

• Question 25:

  Which two hardware requirements exist for an HA-enabled server pool with Live Migration?

  A. Each server in the pool must have the exact same model of processor.

  B. Each server in the pool must have the same amount of memory.

  C. Each server in the pool must have similar processors, specifically vendor, family and steppings.

  D. Each server in the pool must be connected to shared storage.

  E. Each server in the pool must be large enough to support the largest virtual machine in the pool

  Correct Answer: CD

• Question 26:

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

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

  B. The virtual machine relies on emulation of the hardware in dom0 for block I/O. the guest

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

  Correct Answer: BC

• Question 27:

  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?

  A. 64-bit Windows XP is not a supported guest operating system, and the Oracle VM Manager will not show unsupported guest ISO files.

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

  C. The ISO file should be located under a subdirectory of /OVS/iso_pool, not the /OVS/iso_pool directory itself.

  D. The ISO file should be located under/OVS/seed_pool, not/OVS/iso_pool.

  E. The ISO file must have world-readable permission to be read by Oracle VM.

  Correct Answer: B

• Question 28:

  In Oracle VM 2.2.x, which subdirectory of the root repository is used to store virtual machines imported using the P2V tool?

  A. iso_pool

  B. publish_pool

  C. running_pool

  D. seed_pool

  E. sharedDisk

  F. ovs-agent

  Correct Answer: C

• Question 29:

  A customer has installed Oracle VM Manager from the Oracle-provided template onto a server pool of ten servers. As additional VMs are being added, the user interface for the Oracle VM Manager application is becoming slow.

  What is the problem?

  A. The Oracle VM Manager guest does not have the HA flag set, and is therefore not being moved to a server with sufficient capacity.

  B. The Oracle VM Manager guest is on a server that has insufficient memory.

  C. The Oracle VM Manager guest is on a server that has insufficient CPU capability.

  D. The Oracle VM Manager guest has been put in maintenance mode by the Administrator.

  E. The Oracle VM Manager guest is located on a master pool server, which is consuming a large portion of the I/O and processing of the server.

  Correct Answer: A

• Question 30:

  Which two descriptions best describe Oracle's support policy for Oracle products hosted on other vendors' x86 server virtualization products?

  A. Oracle must have a vendor response agreement with the virtualization vendor before Oracle will respond to support calls for products running on their virtualization products.

  B. Oracle will provide support for issues that are known to occur on the native OS.

  C. Oracle may request that the problem be reproduced on the native hardware.

  D. Both Oracle and the virtualization vendor must have a joint support process plan in place before Oracle will respond to support calls for products running on the vendor's virtualization products.

  E. Oracle does not support any of its products on any non-Oracle virtualization platform.

  Correct Answer: BD