Free Oracle 1Z0-821 Exam Questions

Become Oracle Certified with updated 1Z0-821 exam questions and correct answers

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Total 245 Questions | Updated On: Jun 16, 2026

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Question 1

Consider the following commands:

What is displayed when this sequence of commands is executed using the bash shell?

A : Hello, world

B : cat: cannot open file1: No such file or directory Hello, world

C : cat: cannot open file1: No such file or directory

D : bash: syntax error near unexpected token '| |'

E : bash: syntax error broker pipe

Answer: B

Question 2

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

Answer: C

Question 3

Examine this command and its output:

# zoneadm list

Global

zone2

Which two outcomes can be deduced from this output?

A : There is exactly one nonglobal zone installed.

B : There is one nonglobal zone running.

C : There is at least one oneglobal zone configured.

D : There is one nonglobal zone that is not configured.

E : There is one nonglobal zone that is not running.

F : The is one nonglobal zone that is not installed.

G : There is exactly one nonglobal zone configured.

Answer: B,C

Question 4

The following information is displayed for the svc:/network/ssh service:

Which describes the minimum set of commands to be executed to bring the svc: /network/ssh: default service back online?

A :

B :

C :

D :

E :

F :

G :

Answer: C

Question 5

You need to make sure that all of the software packages on your server are up to date. Without installing any updates, which two commands would display .my software updates that are available in the default Oracle repository?

A : pkg list -u

B : pkg verify --u '*'

C : pkg search --u

D : pkg info --r '*'

E : pkg install --nv

F : pkg update --nv '*'

Answer: A,D

Page: 1 / 49

Total 245 Questions | Updated On: Jun 16, 2026

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