Free Oracle 1Z0-1123-25 Exam Questions

Become Oracle Certified with updated 1Z0-1123-25 exam questions and correct answers

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Total 55 Questions | Updated On: Aug 09, 2025

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Question 1

In Oracle Cloud Infrastructure (OCI), how are Security Lists different from Network SecurityGroups (NSGs) in terms of their functionality and application?

A : A Security List defines a set of security rules that applies to all the VNICs in a subnetwhereas a Network Security Group lets you define a set of security rules that applies to agroup of VNICs in a Virtual Cloud Network (VCN).

B : Security Lists offer more advanced features such as intrusion detection and prevention,whereas NSGs focus solely on packet filtering and routing.

C : Security Lists and NSGs are identical in functionality but differ only in naming conventionsbased on the OCI region where they are deployed.

D : NSGs are primarily used for inbound traffic control, while Security Lists are exclusivelyutilized for outbound traffic control within a subnet.

Answer: A

Question 2

You are planning to migrate an Oracle database from on-premises data center to OCI Database service. Which two can be used for the migration?

A : Block Volume Replication

B : Data Pump

C : Zero Downtime Migration

D : Data Transfer Service

E : Oracle Cloud Migrations

Answer: B,C

Question 3

As a DevOps engineer at a technology company, you are exploring options to optimize resource usage in its infrastructure. The company is comparing containerization and virtualization methods. How does containerization differ from virtualization in terms of resource optimization?

A : Containers require a full operating system to run, whereas virtual machines share a singleoperating system.

B : Containerization allows for more efficient utilization of hardware resources by sharing thehost operating system.

C : Virtualization maximizes efficiency by running multiple applications on the same OS kernel.

D : Virtualization offers more flexibility in terms of application dependencies.

Answer: B

Question 4

As part of your organization's initiative to migrate on-premises workloads to Oracle Cloud Infrastructure using Oracle Cloud Migrations (OCM) service, you have been tasked to understand the end-to-end migration workflow. Which sequence correctly represents the stages in the OCM migration workflow?

A : Assessment and Planning, Discovery, Inventory, Replication, Execution

B : Inventory, Discovery, Replication, Assessment and Planning, Execution

C : Discovery, Inventory, Assessment and Planning, Replication, Execution

D : Assessment and Planning, Replication, Discovery, Inventory, Execution

E : Discovery, Assessment and Planning, Inventory, Execution, Replication

Answer: C

Question 5

How does the Copy to another region feature in Oracle Cloud Infrastructure (OCI) aid in achieving smooth transitions during Block Volume migration?

A : It ensures real-time data synchronization during migration for minimal downtime.

B : It replicates Block Volume backups to a target region, enabling smooth data migration.

C : It automates the migration process by transferring applications between regions.

D : It compresses backup data before transferring, thereby expediting the migration process.

Answer: B

Page: 1 / 11

Total 55 Questions | Updated On: Aug 09, 2025

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