oracle 1Z0-1123-25 Exam Questions

Questions for the 1Z0-1123-25 were updated on : Dec 01 ,2025

Page 1 out of 4. Viewing questions 1-15 out of 55

Question 1

As a migrations architect, you are explaining the workflow of Oracle Cloud Migrations (OCM) service
to a business partner. After the replication of virtual machine (VM) data to Oracle Cloud
Infrastructure (OCI) using OCM, what is the next step to launch the migrated instance?

  • A. A Compute instance is automatically launched after the replication process
  • B. Deploy a Resource Manager Stack to launch the Compute instance with the replicated Block Volume
  • C. Create a Compute instance with an attached Block Volume and configure the Hydration Agent to transfer the replicated data into the Block Volume
Answer:

B

User Votes:
A
50%
B
50%
C
50%

Explanation:
Deploying a Resource Manager Stack to launch the Compute instance with the replicated Block
Volume is the correct next step after the replication of VM data to OCI using OCM.

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Question 2

Your corporate policy does not allow storing customer data outside of your organization. As part of a
consolidation drive, you plan to migrate some of your critical Oracle databases to Oracle
Autonomous Database. Which deployment option would you choose?

  • A. Autonomous Database on dedicated Exadata infrastructure
  • B. Exadata Database - Dedicated on Cloud@Customer
  • C. Exadata Database on Cloud@Customer
  • D. Autonomous Database on Cloud@Customer
Answer:

D

User Votes:
A
50%
B
50%
C
50%
D
50%

Explanation:
Autonomous Database on Cloud@Customer is the correct option because it allows you to host
Oracle Autonomous Database within your organization's data center, meeting the corporate policy
requirements.

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Question 3

Which two are options for provisioning of Oracle Autonomous Database in the public cloud?

  • A. Serverless
  • B. Base Database
  • C. Exadata Database on Dedicated Infrastructure
  • D. Dedicated Exadata Infrastructure
Answer:

A, D

User Votes:
A
50%
B
50%
C
50%
D
50%

Explanation:
Serverless and Dedicated Exadata Infrastructure are valid options for provisioning Oracle
Autonomous Database in the public cloud.

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Question 4

What key benefit does Full Stack Disaster Recovery (FSDR) offer in Oracle Cloud Infrastructure (OCI)?

  • A. Simplified management of VM backups and restores
  • B. Accelerated deployment of VM configurations in OCI
  • C. Improved monitoring and performance optimization for VMs in OCI
  • D. Seamless migration of VM workloads between OCI regions
Answer:

D

User Votes:
A
50%
B
50%
C
50%
D
50%

Explanation:
Full Stack Disaster Recovery (FSDR) offers the key benefit of seamless migration of VM workloads
between OCI regions.

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Question 5

Which two represent an Oracle database migration scenario?

  • A. Changing the Oracle database host platform from Windows to Linux
  • B. Enabling encryption on your database
  • C. Changing the character set of the Oracle database
  • D. Upgrading the Oracle database from release 11g to 23c
Answer:

A, D

User Votes:
A
50%
B
50%
C
50%
D
50%

Explanation:
Changing the Oracle database host platform from Windows to Linux and upgrading from release 11g
to 23c are typical migration scenarios.

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Question 6

What is the primary function of the Data Transfer Utility provided by Oracle Cloud Infrastructure
(OCI)?

  • A. To automate data replication between OCI compute instances
  • B. To transfer data between OCI regions
  • C. To transfer data between different OCI Compartments
  • D. To prepare transfer disks for data shipment to Oracle
Answer:

D

User Votes:
A
50%
B
50%
C
50%
D
50%

Explanation:
The Data Transfer Utility is primarily used to prepare transfer disks for data shipment to Oracle's data
centers.

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Question 7

Which is the correct order of steps for setting up and using Oracle Cloud Infrastructure (OCI) Storage
Gateway?
1) Connect to the Storage Gateway File System.
2) Create a Storage Gateway File System.
3) Check whether your files are syncing to OCI Object Storage.
4) Download and install Storage Gateway.
5) Mount the Storage Gateway File System to your local system.
6) Log in to Storage Gateway Management Console.

  • A. 6, 4, 2, 1, 3, 5
  • B. 4, 6, 2, 1, 5, 3
  • C. 4, 2, 5, 6, 1, 3
  • D. 4, 6, 2, 5, 1, 3
Answer:

B

User Votes:
A
50%
B
50%
C
50%
D
50%

Explanation:
The correct order of steps for setting up and using OCI Storage Gateway is: download and install the
Storage Gateway, log in to the Storage Gateway Management Console, create a Storage Gateway File
System, connect to it, mount it to your local system, and check whether your files are syncing to OCI
Object Storage.

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Question 8

A cluster of physical servers running in an on-premises data center is configured with a total of 100
GB physical memory. The total virtual memory allocated across all the VMs running on this cluster is
200 GB. Which term describes the virtual-to-physical memory allocation ratio for this cluster?

  • A. Thick provisioning
  • B. Encapsulation
  • C. Oversubscription
  • D. Overprovisioning
Answer:

C

User Votes:
A
50%
B
50%
C
50%
D
50%

Explanation:
Oversubscription occurs when the total virtual memory allocated across all VMs exceeds the total
physical memory available in the cluster.

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Question 9

One of your customers is planning to consolidate many of their single-instance databases into a
suitable database solution in OCI. Their goal is to optimize resource utilization and reduce
maintenance and management overhead. What would you suggest as a migration architect?

  • A. Consolidate all databases into Exadata Database on Dedicated Infrastructure using Zero Downtime Migration
  • B. Group and migrate related databases into OCI Base Database service on multitenant architecture
  • C. Group related databases and use the cloud premigration advisor tool to get consolidation recommendation
  • D. Use Oracle Estate Explorer to identify databases that can be migrated to Autonomous Database and the recommended method for migration
Answer:

B

User Votes:
A
50%
B
50%
C
50%
D
50%

Explanation:
Grouping and migrating related databases into OCI Base Database service on multitenant
architecture allows for efficient resource utilization and reduced management overhead.

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Question 10

Your company wants to expand its cloud infrastructure footprint by adopting Oracle Cloud VMware
Solution (OCVS). The OCVS Software Defined Data Center (SDDC) platform will be dedicated to
hosting business-critical workloads and should avoid single points of failure within its architecture.
Which two would be considered while setting up the solution?

  • A. vSphere Distributed Resource Scheduler (DRS)
  • B. OCI Fault Domain
  • C. vSAN Fault Domain
  • D. HCX Mobility Groups
Answer:

B, C

User Votes:
A
50%
B
50%
C
50%
D
50%

Explanation:
OCI Fault Domains and vSAN Fault Domains are critical considerations to avoid single points of failure
and ensure high availability for business-critical workloads hosted on the OCVS SDDC platform.

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Question 11

You plan to perform migrations between on-premises and OCI. What is the minimum bandwidth
required with FastConnect as the dedicated network link between the environments?

  • A. 10 Gbps
  • B. 50 Gbps
  • C. 100 Gbps
  • D. 1 Gbps
Answer:

D

User Votes:
A
50%
B
50%
C
50%
D
50%

Explanation:
The minimum bandwidth required for FastConnect is 1 Gbps to ensure fast and reliable data transfer
between the environments.

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Question 12

Which two are business goals of database migration?

  • A. Migrate applications and databases into the same host servers to reduce network latency
  • B. Consolidate databases to optimize resource utilization and cost
  • C. Migrate all databases to the latest release
  • D. Reduce capital and operational expenses
Answer:

B, D

User Votes:
A
50%
B
50%
C
50%
D
50%

Explanation:
Consolidating databases to optimize resource utilization and cost and reducing capital and
operational expenses are common business goals of database migration.

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Question 13

Your company is planning to decommission their on-premises data center hosting a set of Virtual
Machines (VMs) that heavily rely on VMware technologies. The goal is to migrate those VMs into
OCI, make this transition as quick as possible, ensuring the environment is highly available and can
be controlled by the company after the migration. What are the two advantages of using Oracle
Cloud VMware Solution (OCVS)?

  • A. The company can bring their own product licenses (BYOL) for VMware products such as vSphere, vSAN, and NSX
  • B. The company can move those application VMs into OCVS "as-is"
  • C. The company can control root access to the OCVS environment
  • D. The company can free up their IT team as Oracle takes over the management, including updates and patching of the OCVS environment
  • E. The company could convert all of VMware-based applications into native OCI Compute instances
Answer:

A, B

User Votes:
A
50%
B
50%
C
50%
D
50%
E
50%

Explanation:
Two key advantages of using OCVS are the ability to bring your own licenses (BYOL) for VMware
products, and the ability to move application VMs "as-is," minimizing the need for modifications.

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Question 14

You are planning to configure VMware Hybrid Cloud Extension (HCX) for a migration from an on-
premises data center to Oracle Cloud VMware Solution (OCVS). What are the primary roles of the
HCX Manager and HCX Connector?

  • A. Both HCX Manager and HCX Connector are deployed in the OCVS environment to facilitate bidirectional migrations between cloud instances
  • B. The HCX Manager is installed in the source environment to initiate migrations, whereas the HCX Connector receives the migration traffic in the target OCVS environment
  • C. The HCX Manager is deployed in the OCVS environment as the Tunnel receivers, whereas the HCX Connector is installed in the on-premises environment as the Tunnel initiators
  • D. The HCX Connector is responsible for WAN optimization and network extension in the OCVS environment, whereas the HCX Manager handles these tasks in the on-premises environment
Answer:

B

User Votes:
A
50%
B
50%
C
50%
D
50%

Explanation:
The HCX Manager is responsible for initiating migrations and managing the migration process in the
source environment, while the HCX Connector receives the migration traffic in the target OCVS
environment.

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Question 15

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

  • A. At both the Primary and Standby DR Protection Groups
  • B. DR Plans are automatically generated and cannot be created manually
  • C. Only at the Standby DR Protection Group
  • D. Only at the Primary DR Protection Group
Answer:

C

User Votes:
A
50%
B
50%
C
50%
D
50%

Explanation:
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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