Oracle 1Z0-1123-25 Exam Dumps

Get All Oracle Cloud Infrastructure 2025 Migration Architect Professional Exam Questions with Validated Answers

1Z0-1123-25 Pack
Vendor: Oracle
Exam Code: 1Z0-1123-25
Exam Name: Oracle Cloud Infrastructure 2025 Migration Architect Professional
Exam Questions: 55
Last Updated: October 6, 2025
Related Certifications: Oracle Cloud , Oracle Cloud Infrastructure
Exam Tags: Professional Level Oracle Cloud Migration EngineersOracle Migration Architect Professionals and Specialists
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Free Oracle 1Z0-1123-25 Exam Actual Questions

Question No. 1

Where is a Disaster Recovery (DR) Plan created in the OCI Full Stack Disaster Recovery service?

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Correct Answer: C

The Disaster Recovery (DR) Plan is created only at the Standby DR Protection Group in the OCI Full Stack Disaster Recovery service.

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Question No. 2

How does containerization differ from virtualization in terms of resource optimization?

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Correct Answer: D

Containerization allows for more efficient utilization of hardware resources by sharing the host operating system. Containers only package the application and its dependencies, running on top of the host OS without the need for a separate guest OS.

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Question No. 3

Which three transfer mediums does the OCI Database Migration service use to perform the initial load of the databases?

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Correct Answer: B, C, E

Data Pump via Object Storage, Data Pump via network link, and Data Pump dump upload via OCI CLI are all valid transfer mediums used by the OCI Database Migration service for the initial load of databases.

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Question No. 4

As an OCI architect, you are designing a cloud environment to accommodate an on-premises Data Center workload, which currently has a memory oversubscription ratio of 2:1. The ratio means the total physical memory of the on-premises servers is 100 GB, and the virtual memory allocated is 200 GB. Upon source discovery, you discovered the actual physical memory utilization is below 50%. Which memory allocation strategy should you consider for the Bare Metal instances in OCI to optimize oversubscription, applying the actual utilization?

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Correct Answer: C

Allocating Bare Metal instances with a total physical memory of 75 GB, considering the actual utilization in physical memory, is the most suitable strategy to optimize oversubscription. It aligns with the goal of optimizing resource allocation based on the discovered utilization, ensuring efficient use of resources in the cloud environment.

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Question No. 5

You plan to use Oracle Zero Downtime Migration to perform offline or online migration of Oracle databases, where the migration method type may be Physical or Logical. Which three migration methods does Oracle Zero Downtime Migration provide?

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Correct Answer: C, D, E

Data Pump, Unplug and Plug Database, and Data Guard are all valid migration methods provided by Oracle Zero Downtime Migration, which allows for the migration of Oracle databases with minimal downtime.

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