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: May 10, 2026

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Question 1

Review the output from a ZFS file system:

NAMEPROPERTYVALUESOURCE

pool1/encryptencryptionaes-256-ccmlocal pool1/encryptkeysourceraw,file///mykeylocal

You need to recreate the pooM/encrypt file system exactly as it is listed above Which two commands can you use to recreate the pooM/encrypt file system?

(Choose two.)

A : pktool genkey keystone=file outkey=/mykey keytype=aes keylen=256

B : genkey pktool keystore=file outkey=/mykey keytype=aes keylen=256

C : zfs create -o encryption=aes-256-ccm -o keysource=raw,file://mykey pooll/encrypt

D : zfs create -o encryption=aes-256-ccm -o keysource=raw,file:///mykey pooM/encrypt

E : zfs create -o encryption=aes-256-ccm -o keysource=raw,file:///mykey source=local pooll/encrypt

Answer: B,C

Question 2

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

Question 3

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 4

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

Other-Image-2a9d64155-f359-4750-b72d-ac515b205a5d

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 5

You want to deploy Oracle Solans 11 with the Automated Installer (Al). You need to make sure that your server and network meet the requirements for using Al Choose the three options that describe the requirements for using Al. (Choose three.)

A : You must set up DHCP. The DHCP server and Al install server can be the same machine or two different machines.

B : You can create only one manifest per install service. If you need more than one manifest, create multiple install services.

C : The minimum requirement to operate as an Al install server is 1 GB of memory.

D : If two client machines have different architectures and need to be installed with the same version of the Oracle Solaris 11 OS( then create two Al manifests and a single install service.

E : Load the install/installadm package on the Al server.

Answer: A,D

Page: 1 / 27

Total 135 Questions | Updated On: May 10, 2026

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