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Oracle 1Z0-821 Online Practice Questions and Exam Preparation

1Z0-821 Exam Details

  • Exam Code
    :1Z0-821
  • Exam Name
    :Oracle Solaris 11 System Administration
  • Certification
    :Oracle Certifications
  • Vendor
    :Oracle
  • Total Questions
    :243 Q&As
  • Last Updated
    :Jul 09, 2026

Oracle 1Z0-821 Online Questions & Answers

  • Question 171:

    You are asked to troubleshoot networking issues on an unfamiliar system.

    Select the correct command to display what network devices are installed.

    A. ifconfig -a
    B. dladm show-dev
    C. dladm show-phys
    D. dladm show-ether
    E. netadm show-dev
    F. netadm show-ether

  • Question 172:

    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?

    A. Run from the global zone:prstat -Z
    B. Run from each zonezlogin mpstat
    C. Run from the global zone:zonestar -r summary
    D. Run from the global zone:rctladm -1
    E. Run from the global zone:prctl -i

  • Question 173:

    Which two options are accurate regarding the non-global zone console?

    A. Access the non-global zone console by using the zlogin -c command.
    B. Access the non-global zone console by using the zlogin -1 command.
    C. Disconnect from the non-global zone console by using the ~. keys.
    D. Disconnect from the non-global zone console by using the #. keys.

  • Question 174:

    Which two options are valid methods of installing a solaris10 branded zone on a system running Oracle Solaris 11?

    A. Use the V2V process to migrate an existing Solaris 8 or 9 non-global zone from a Solaris 10 system to a solaris10 branded zone.
    B. Use the V2V process to migrate an existing Solaris 10 non-global whole root zone from a Solaris 10 system to a solaris10 branded whole root zone.
    C. Install a solaris10 branded zone directly from the Oracle Solaris 10 media.
    D. Migrate an existing 64-bit Solaris 10 system to a solaris10 branded non-global zone using the P2V process.
    E. Use the V2V process to migrate an existing Solaris 10 non-global sparse root zone from a Solaris 10 system to a solaris10 branded sparse root zone.

  • Question 175:

    Your server has a ZFS storage pool that is configured as follows:

    The following partition scheme is used for every disk drive in pool1:

    Which two are true regarding the ZFS storage pool?

    A. The data on c3t3d0 is duplicated on c3t4do.
    B. The data is striped across disks c3t3d0 and c3t4do and mirrored across vdevs mirror-0 and mirror-1.
    C. The storage pool is 146 GB total size (rounded to the nearest GB).
    D. The storage pool is 584 G8 total size (rounded to the nearest GB).
    E. The storage pool is 292 GB total size (rounded to the nearest GB).

  • Question 176:

    The current ZFS configuration on server is:

    You need to backup the /data file system while the file system is active.

    Select the option that creates a full backup of the /data file system and stores the backup on server in the pool named backup.

    A. Mount -F nfs system: /backup / mntzfs snapshot pool/data@monday>/mnt/Monday
    B. Mount -F nfs systemB: /backup/mntzfs snapshot pool1/data@Mondayzfs clone pool1/data@monday/mnt/Monday
    C. Zfs send pool1/data@Monday | ssh system zfs recv backup/monday
    D. Zfs snapshot pool1/data@Monday | ssh system zfs recv backup/monday

  • Question 177:

    What is the output of the following command, if executed using the default shell for the root role account of a standard Live CD Install of Oracle Solaris 11?

    echo '$SHELL'

    A. /usr/bin/bash
    B. /usr/bin/ksh
    C. $SHELL
    D. the PID for the current shell

  • Question 178:

    user1, while in his home directory, is attempting to run the following command in his home directory: cp bigfile verybig

    The system displays the following error:

    cp: cannot create verybig: Disc quota exceeded

    Your initial troubleshooting shows that the df -h command indicates he is at 100% capacity. What command would you use to increase the disk space available to the user?

    A. zfs get quota rpool/export/home/user1
    B. zfs userused@user1
    C. zfs quota=none /rpool/export/home/user1
    D. df -h | grep user1
    E. zfs set quota=none /rpool/export/home/user1

  • Question 179:

    Which two accurately identify features of a Solaris 10 branded zone?

    A. executes in a Solaris 10 global zone
    B. is created by importing a Solaris 10 flash archive
    C. enables Linux binary applications to run unmodified
    D. provides a complete runtime environment for Solaris 9 applications
    E. allows a Solaris 10 global zone to be migrated into a Solaris 10 non-global zone on a Solaris 11 system

  • Question 180:

    When upgrading an existing system from Solaris 11 Express to Oracle Solaris 11, what happens to the datalink names?

    A. They follow the default naming convention for the newly installed version.
    B. They maintain their names.
    C. They are called eth#.
    D. They are called el00g#.
    E. They are left unnamed, to avoid conflicts, and need to be renamed after the installation process is complete.

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