Free Oracle 1Z0-820 Exam Questions

Become Oracle Certified with updated 1Z0-820 exam questions and correct answers

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Total 135 Questions | Updated On: Jan 29, 2026

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Question 1

After installing the OS, you boot the system and notice that the syslogd daemon is not accepting messages from remote systems.

Which two options should you select to modify the syslogd daemon configuration so that it accepts messages from remote systems?

A : svccfg -s svc:/system/system -log setprop start/exec= ''syslogd -t''Restart the syslogd daemon.

B : Set the following parameter in the /etc/syslogd.conf file: LOG_FROM_REMOTE= YESRestart the syslogd daemon.

C : svcadm enable svc:/system/system -log/config/log_from_remoteRestart the syslogd daemon.

D : svccfg -s svc:/system/system-log setprop config/log_from_remote=trueRestart the syslogd daemon.

E : Set the following parameter in the /etc/default/syslogd file: LOG_FROM_REMOTE=YESRestart the syslogd daemon.

Answer: B,D

Question 2

You upgraded your server to Oracle bolans 11 and you imported a zpool(pooll) that was created in bolaris 10. You need to create an encrypted ZFS file system in pooll, but first you need to make sure that your server supports ZFS encryption.

Which four statements are true for support of ZFS encryption?

A : The encrypted file system must have been created in Oracle Solaris 11. To encrypt a ZFS file system from a previous version of Solaris, upgrade the zpool and create a new encrypted ZFS file system in that zpool Finally, move or copy the data from the existing ZFS file system into the new encrypted ZFS file system.

B : if you plan to create an encrypted file system in an existing zpool, the zpool must be upgraded to ZFS version 30, minimum

C : ZFS encryption is integrated with the ZFS command set and no additional packages need to be installed.

D : ZFS encryption requires that the ZFS Dataset Encryption package be installed.E If you plan to create an encrypted file system in an existing zpool, the zpool must be upgraded to ZFS version 21, minimum. D f Encryption is supported at the pool or dataset (file system) level

E : Encryption is supported at the pool level only and every file system in the pool will be encrypted.

F : You cannot create an encrypted file system in a zpool that was created prior to Oracle Solaris 11.Create a new zpool in Solaris 11, create an encrypted ZFS file system in the new zpool, and move or copy the data from the existing file system into the new encrypted file system.

Answer: A,B,C

Question 3

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

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Identify the correct procedure for breaking the /prod_data mirror, removing c4tOdO and c4t2d0, and making the data on c4t0d0 and c4t2d0 accessible under the /dev_data mount point

A : zpool split pooll pool2 c4t0d0 c4t2d0 zpool import pool2 zfs set mountpomt=/dev_data pool2/prod_data

B : zpool detach pooh pool2 zpool attach pool2 zfs set mountpoint=/dev_data pool2/prod_data

C : zfs split pool1/prod_data -n pool2/dev_data zfs set mountpomt=/dev_data pool2/prod_data

D : zpool split pooh pool2 c4t0d0 c4t2d0 zpool import pool2

Answer: A

Question 4

You need to remove the gzip software package.

Before you remove the package, you want to create a backup of the operating environment.

Which IPS command should you use?

A : Use the pkg remove command with the -require-backup-be option

B : Use the beadm create command to create a new boot environmentUse the pkg remove command to remove the gzip package from the current boot environment.

C : Use the luucreate command to create a new boot environment.Use the pkgrm command to remove the gzip package from the current boot environment

D : Use the pkg unmstall command with the -backup-be-name option

Answer: B

Question 5

Identify the correctly matching pair of equivalent functionality of JumpStart and Automated installer (AI).

A : JumpStart: begin scriptAI: package repository

B : JumpStart: setup_serverAI: installadm create-service

C : JumpStart: add_Install_clientAI: SMF system configuration profile files

D : JumpStart: finish scripts and sysidsfg filesAI: manifest files

Answer: B

Page: 1 / 27

Total 135 Questions | Updated On: Jan 29, 2026

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