Free Oracle 1Z0-821 Exam Actual Questions

The questions for 1Z0-821 were last updated On Nov 8, 2024

Question No. 1

When issuing the zonestat 2 1h is command, the following information is displayed:

Which two options accurately describe the statistics contained in the output?

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Correct Answer: A, C

A: %PART

The amount of cpu used as a percentage of the total cpu in a processor-set to which the zone is bound. A zone can only have processes bound to multiple processor sets if it is the global zone, or if psrset(1m) psets are used. If multiple binding are found for a zone, it's %PART is the fraction used of all bound psets. For [total] and [system], %PART is the percent used of all cpus on the system.

Note: The zonestat utility reports on the cpu, memory, and resource control utilization of the currently running zones. Each zone's utilization is reported both as a percentage of system resources and the zone's configured limits.

The zonestat utility prints a series of interval reports at the specified interval. It optionally also prints one or more summary reports at a specified interval.


Question No. 2

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.

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Correct Answer: D

In this Solaris release, you can use thezpool splitcommand 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 No. 3

The global zone has 8 CPUS. YOU suspect that one of your non global /ones, dbzone, is consuming all of the CPU resources.

Which command would you use to view the CPU utilization for all of the zones to confirm this?

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Correct Answer: A

If you're logged on to the system, you can run prstat -Z to generate a summary of cpu/memory utilization by zone.


Question No. 4

You are installing the Oracle Solaris 11 Operating System by using the Text Installer. Which two options describe the features associated with the Text Installer?

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Correct Answer: C, D

Question No. 5

The default publisher on your system is:

You want to update the Oracle Solaris 11 environment on your system, but you are not able to connect this system to the Internet to access the default Oracle repository. A repository has been created on your local network and is named http://server1.example.com.

Which command would you choose to connect your system to the local repository?

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Correct Answer: D

Solaris 11 Express makes it pretty easy to set up a local copy of the repository.

A common reason folks need access to a local repository is because their system is not connected to the Internet.

Tthe pkg set-publisher command can be used to for example add a publisher or to enable or disable a publisher.

Note: Example Adding a Publisher

Use the -g option to specify the publisher origin URI.

# pkg set-publisher -g http://pkg.example.com/release example.com

Example Specifying the Preferred Publisher

Use the -P option to specify a publisher as the preferred publisher. The specified publisher moves to the top of the search order. You can specify the -P option when you add a publisher or you can modify an existing publisher.

# pkg set-publisher -P example.com

Example Enabling or Disabling a Publisher

Use the -d option to disable a publisher. The preferred publisher cannot be disabled. A disabled publisher is not used in package operations such as list and install. You can modify the properties of a disabled publishers.

Use the -e option to enable a publisher.

# pkg set-publisher -d example2.com