Free Practice Oracle 1Z0-820 Exam Questions 2025

Stay ahead with 100% Free Upgrade to Oracle Solaris 11 System Administrator 1Z0-820 Dumps Practice Questions

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Total 135 Questions | Updated On: Feb 21, 2022

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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

You have Solaris 11 system with a host name of sysA and it uses LDAP as a naming service.

You have created a flash archive of sysA and you want to migrate this system to an Oracle Solaris11 server, Solaris10 branded zone.

The zone Status on the Oracle Solaris 11 server is:

- zone10 incomplete /zone/zone1 solaris10 exc1

Select the option that will force the non-global zone to prompt you for a host name and name service the first time it is booted.

A : Use zonecfg to change the zonename before booting the system for the first time

B : Use the - u option with the zoneadm - z zone10 attach command.

C : Use the -u option with the zoneadn -z zone10 install command

D : Remove the sysidcfg file from the /root directory before booting the non-global zone.

Answer: C

Question 3

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 4

You created a new zpool. Now you need to migrate the existing ZFS file system from pool1/prod to pool2/prod.

You have these requirements:

1. Users must have access to the data during the migration, so you cannot shutdown the file system while the migration takes place.

2. Because you want to copy the data as quickly as possible, you need to increase the server resources devoted to the ZFS migration.

Which method would you use to modify the ZFS shadow migration daemon defaults to increase the concurrency and overall speed of migration?

A : Svccfg - s filesystem/shadowd:defaultsetprop config_params/shadow_threads=integer: 16endsvcadm refresh filesystem/shadowd: default

B : Specify the -b < blocksize > option with the zfs create command and increase the value of < blocksize >

C : Use the -o -volblocksize=< blocksize >option with the zfs create command and increase the value of the default < blocksize >.

D : Svccfg -s filesystem/zfs: defaultsetprop config_params/shadow_threads = integer: 16endsvcadm refresh filesystem/zfs:default

Answer: A

Question 5

Select the two correct descriptions of the configuration of a default installation of Oracle Solaris 11. (Choose two.)

A : The root account no longer exists.

B : Access to the root account is restricted by RBAC.

C : The Solaris Management Console GUI (SMC) can be used to assign the root role to a user.

D : telnet, ftp, and other services are disabled for network access, but root can log in by using SSH.

E : Any logged in user, who knows the password for the root account, can modify the system configuration.

F : usermod -R +root alice will allow user alice to assume the role of root to modify the system configuration.

Answer: A,B

Page: 1 / 27

Total 135 Questions | Updated On: Feb 21, 2022

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