Oracle 1Z0-590 Online Practice Questions and Exam Preparation

Oracle 1Z0-590 Online Questions & Answers

• Question 71:

  What is the effect of running repos.py with the --delete option on an existing repository?

  A. The repository will be unmounted, and the virtual machines will remain on the unmounted volume.
  B. The repository will be unmounted, and all virtual machines on the unmounted volume will be deleted.
  C. The repository will be unmounted, and all virtual machines on the repository will be migrated to other available repositories.
  D. The repository will remain mounted, but all files in the volume will be deleted.
  E. The repository will remain mounted, but it will no longer be available using the repos.py --list command.
  B. The repository will be unmounted, and all virtual machines on the unmounted volume will be deleted.

• Question 72:

  What command will show the current status of all Oracle VM Agent components?

  A. service ovs status
  B. xm show ovs-agent
  C. service ovs-agent status
  D. repos.py -1
  E. xm dmesg
  C. service ovs-agent status

• Question 73:

  What three artifacts are created as a result of running the JeOS tool?

  A. a System.img file representing the operating system
  B. optional image files as specified in the command
  C. a README file with product name, version number and build timestamp
  D. a vm.cfg file pointing to the created images, along with specified memory and CPU information
  E. a tar.gz file with all of the images, README and vm.cfg files compressed
  A. a System.img file representing the operating system
  D. a vm.cfg file pointing to the created images, along with specified memory and CPU information
  E. a tar.gz file with all of the images, README and vm.cfg files compressed

• Question 74:

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

  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).
  A. NFS repositories are excellent for storing guests' root file systems.
  B. NFS is a more expensive option than iSCSI or SAN fabrics.

• Question 75:

  A new shared virtual disk is created by the Administrator and placed in a group named Development. A user with Development as a group creates a new virtual machine but cannot see the new shared disk when trying to attach it using the Oracle VM Manager.

  What is the problem?

  A. The virtual machine is hardware virtualized, not paravirtualized, and shared virtual disks are not visible to hardware virtualized guests.
  B. The user needs approval from the Administrator to see the shared disk, even though he is in the Development group.
  C. The Administrator needs to make the shared virtual disk public before it can be seen by members of the Development group.
  D. The user's virtual machine is not in the Development group.
  C. The Administrator needs to make the shared virtual disk public before it can be seen by members of the Development group.

• Question 76:

  What two steps are required to ensure that virtual machines failover to a new server when their current server goes down?

  A. Ensure that the Oracle VM Manager is always available by installing Oracle Clusterware.
  B. Turn on High Availability Mode in the server pool.
  C. Assign a virtual IP address to the server pool.
  D. Turn on HA in all virtual machines that will be restarted.
  E. Ensure all servers in the pool have identical CPU and memory.
  A. Ensure that the Oracle VM Manager is always available by installing Oracle Clusterware.
  B. Turn on High Availability Mode in the server pool.

• Question 77:

  A server with 16GB of RAM is only showing 8GB available after boot, but before running any virtual machines. What method will best find the issue?

  A. Look in /var/log/xen/xend.log for hardware-related messages.
  B. Use xm dmesg to see messages logged during the booting of the Xen hypervisor.
  C. Use dmesg to see messages logged during the booting of dom0.
  D. Look in /var/log/xen/xend-debug.log for hardware-related messages.
  B. Use xm dmesg to see messages logged during the booting of the Xen hypervisor.

• Question 78:

  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.
  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.

• Question 79:

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

• Question 80:

  What component of Oracle VM Product is specifically responsible for the automatic failover process?

  A. OCFS2
  B. Server Pool Master
  C. Oracle Clusterware
  D. utility server
  E. virtual machine server
  B. Server Pool Master