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: Feb 20, 2026

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Question 1

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

Question 2

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 3

A process associated with a user application keeps crashing on the user, but a core dump is not being saved in the /var/core/pprocess directory. The core dump configuration is:

global core file pattern: /var/core/core. %f.%p

global core file content: default

init core file pattern: core

init core file content: default

global core dumps: enabled

per-process core dumps: enabled

global setid core dumps disabled

per-process setid core dumps: disabled

global core dump logging: disabled

Which option would change the core dump configuration so that a user's per-process core dumps get saved in the /var/core/pprocess directory?

A : coreadm ---g /var/core/pprocess/core.%f %p

B : coreadm ---i /var/core/pprocess/core.%f.%p

C : coreadm ---i /var/core/pprocess/core.%f.%p coreadm ---e proc---setid ---d process

D : coreadm ---g /var/core/pprocess/core.%f.%p coreadm ---e global---setid

E : Make this change to the /etc/coreadm conf file:init core file pattern: /var/core/pprocess/core.%f.%p

Answer: A

Question 4

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

Question 5

Consider the following rule file for use with the Basic Audit Reporting Tool (BART).

CHECK all

IGNORE dirmtime

/etc/security

/etc/notices

IGNORE contents

/export/home

IGNORE mtime size contents

/var

CHECK

You are using BART to detect inappropriate changes to the file system.

Identify the two correct statements describing the attributes recorded.

A : /var/dhcp Attribute: size uid gid mode acl

B : /etc/hosts Attributes: size uid gid mode acl intime dest

C : /var/spool/mqueue Attribute: size uid gid mode acl dirmtime

D : /etc/security/exec_attr Attribute: size uid mode acl mtime devnode

E : /export/home/kate/.profile Attributes: uid gid mode acl dirmtime

F : /export/home/rick/.profile Attributes: size uid gid mode acl mtime contents

Answer: A,D

Page: 1 / 27

Total 135 Questions | Updated On: Feb 20, 2026

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