Oracle Oracle Certifications 1Z0-821 Questions & Answers

• Question 241:

  View the Exhibit and review the zpool and ZFS configuration information from your system.

  

  Identify the correct procedure for breaking the /prod_data mirror, removing c4t0d0 and c4t2d0, and making the data on c4t0d0and c4t2d0 accessible under the dev_data mount point.

  A. zpool split pool1 pool2 c4t0d0 c4t2d0zpool import pool2zfs set mountpoint = /dev_data pool2/ prod_data

  B. zpool detach pool1 pool2zpool attach pool2zfs set mountpoint=/dev_data pool2/prod_data

  C. zpool split pool1/prod_data -n pool2/dev_datazfs set mountpoint = /dev_data pool2/prod_data

  D. zpool split pool1 pool2 c4t0d0 c4t2d0zpool import pool2

  Correct Answer: D

  In this Solaris release, you can use the zpool split command to split a mirrored storage pool, which

  detaches a disk or disks in the original mirrored pool to create another identical pool.

  After the split operation, import the new pool.

• Question 242:

  Review the boot environments displayed on your system:

  

  Which option describes the solaris-1 BE?

  A. It is active on the next reboot.

  B. It is active now.

  C. It is inactive.

  D. It is unbootable.

  E. It is active now and on reboot.

  F. It has been removed and will no longer be available after the next reboot.

  Correct Answer: E

  In the below output, NR (now running) means the BE is active now and will be the active BE on reboot.

  Example:

  Display your existing BE information.

  # beadm list

  BE Active Mountpoint Space Policy Created

  solaris NR / 12.24G static 2011-10-04 09:42

• Question 243:

  View the Exhibit and review the disk configuration.

  

  The following command is executed on the disk:

  zpool create pool1 c3t3d0s0

  What is the result of executing this command?

  A. A zpool create error is generated.

  B. A 1-GB ZFS file system named /pool1 is created.

  C. A 15.97-GB storage pool named pool1 is created.

  D. The disk will contain an EFI disk label.

  Correct Answer: B