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Oracle Exam 2025 1z0-1123-24 Dumps Updated Questions
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NEW QUESTION # 34
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 single operating system
- B. Containerization allows for more efficient utilization of hardware resources by sharing the host operating system
- C. Virtualization offers more flexibility in terms of application dependencies
- D. Virtualization maximizes efficiency by running multiple applications on the same OS kernel
Answer: B
Explanation:
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.
NEW QUESTION # 35
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?
- A. Bare Metal instances with total 200 GB of physical memory to match the on-premises virtual memory allocation
- B. Bare Metal instances with total 75 GB of physical memory, considering the actual utilization in physical memory
- C. Bare Metal instances with total 250 GB of physical memory, anticipating potential spikes in memory demand
- D. Bare Metal instances with total 150 GB of physical memory, providing a middle ground that acknowledges the oversubscription in on-premises
Answer: B
Explanation:
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.
NEW QUESTION # 36
Your company is looking to migrate its IT infrastructure into Oracle Cloud VMware Solution (OCVS). The source infrastructure includes a variety of workloads, such as a few business-critical VMs that require continuous availability, and a large set of non-critical dev-test VMs. As a migration cloud architect, you are exploring Hybrid Cloud Extension (HCX) migration methods to identify the best approaches for each type of workload. Which HCX migration method would be the most appropriate to use in order to migrate both business-critical VMs and dev-test VMs?
- A. HCX Bulk Migration for migrating business-critical VMs and HCX vMotion for non-critical dev-test VMs
- B. HCX vMotion for migrating business-critical VMs, and Cold Migrations for non-critical dev-test VMs
- C. Cold Migration for migrating both business-critical and non-critical dev-test VMs
- D. HCX Bulk Migration for migrating the business-critical VMs, and Cold Migrations for non-critical dev- test VMs
Answer: B
Explanation:
HCX vMotion is the most appropriate method for migrating business-critical VMs as it allows live migration without downtime, ensuring continuous availability. Cold Migrations can be used for non-critical dev-test VMs since downtime is acceptable for these workloads.
NEW QUESTION # 37
In the context of Oracle Cloud Infrastructure (OCI) Object Storage replication, what happens to objects that were uploaded to the source bucket before the replication policy was created?
- A. Are immediately replicated to the destination bucket upon policy creation
- B. Are not replicated
- C. Are asynchronously replicated to the destination bucket upon policy creation
- D. Are automatically deleted from the source bucket
Answer: B
Explanation:
Objects that were uploaded to the source bucket before the replication policy was created are not replicated to the destination bucket. The replication policy only applies to objects uploaded after the policy is set up and does not include pre-existing objects.
NEW QUESTION # 38
As an application developer deploying containerized applications, in which scenario would you most likely choose Oracle Cloud Infrastructure Container Engine for Kubernetes (OKE) over Oracle Cloud Infrastructure Registry (OCIR)?
- A. When a private container registry is required for internal use, and the need to store, share, and manage container images is prioritized
- B. When there is a need to store, share, and manage container images with a highly available and scalable architecture
- C. When there is a need for a managed container orchestration service for automatic scaling, upgrades, and security patching
- D. When there is a need for a platform with serverless capabilities to efficiently run containerized workloads
Answer: C
Explanation:
Oracle Cloud Infrastructure Container Engine for Kubernetes (OKE) is a managed containerorchestration service that provides automatic scaling, upgrades, and security patching for containerized applications. It is ideal for scenarios where there is a need for a fully managed Kubernetes environment to deploy and manage containerized workloads.
NEW QUESTION # 39
What is the primary function of the Data Transfer Utility provided by Oracle Cloud Infrastructure(OCI)?
- A. To transfer data between OCI regions
- B. To prepare transfer disks for data shipment to Oracle
- C. To automate data replication between OCI compute instances
- D. To transfer data between different OCI Compartments
Answer: B
Explanation:
The Data Transfer Utility is primarily used to prepare transfer disks for data shipment to Oracle's data centers.
NEW QUESTION # 40
In the context of Oracle Cloud Infrastructure (OCI) Object Storage replication, what happens to objects that were uploaded to the source bucket before the replication policy was created?
- A. Are immediately replicated to the destination bucket upon policy creation
- B. Are not replicated
- C. Are asynchronously replicated to the destination bucket upon policy creation
- D. Are automatically deleted from the source bucket
Answer: B
Explanation:
Objects that were uploaded to the source bucket before the replication policy was created are not replicated to the destination bucket. The replication policy only applies to objects uploaded after the policy is set up and does not include pre-existing objects.
NEW QUESTION # 41
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. vSAN Fault Domain
- B. HCX Mobility Groups
- C. vSphere Distributed Resource Scheduler (DRS)
- D. OCI Fault Domain
Answer: A,D
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.
NEW QUESTION # 42
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. Deploy a Resource Manager Stack to launch the Compute instance with the replicated Block Volume
- B. A Compute instance is automatically launched after the replication process
- 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: A
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.
NEW QUESTION # 43
Which is NOT a benefit of using Hybrid Cloud Extension (HCX) for migrating Virtual Machines (VMs) to Oracle Cloud VMware Solution (OCVS)?
- A. HCX upgrades the source environment to the latest vSphere version prior to migrating VMs
- B. HCX utilizes WAN optimization to accelerate migration traffic, making the migration process faster and more efficient
- C. With HCX, the migrated VMs can retain their original IP addresses
- D. HCX facilitates the migration of VMs from non-VMware environments, such as KVM or Hyper-V
Answer: A
Explanation:
HCX does not upgrade the source environment to the latest vSphere version prior to migrating VMs. It focuses on simplifying and accelerating the migration process without requiring upgrades to the source environment.
NEW QUESTION # 44
Which three transfer mediums does the OCI Database Migration service use to perform the initial load of the databases?
- A. Data Pump via Object Storage
- B. Data Pump via network link
- C. Data Guard via replication
- D. Data Pump dump upload via OCI CLI
- E. Data Pump via File Storage
Answer: A,B,D
Explanation:
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.
NEW QUESTION # 45
During which phase of migration to Oracle Cloud Infrastructure Container Engine for Kubernetes (OKE), do you focus on tasks such as configuring Identity and Access Management (IAM), setting up billing, establishing network connectivity, and hardening the security of OKE clusters?
- A. Evaluating and identifying workloads
- B. Implementing workloads
- C. Planning and establishing a foundation
- D. Optimizing the environment
Answer: C
Explanation:
Planning and establishing a foundation is the phase where tasks such as configuring IAM, setting up billing, establishing network connectivity, and hardening the security of OKE clusters are performed. This phase lays the groundwork for the successful migration of workloads to OKE by ensuring the necessary infrastructure and security measures are in place.
NEW QUESTION # 46
You are planning to migrate an Oracle database from an on-premises data center to OCI Database service.
Which two can be used for the migration?
- A. Data Transfer Service
- B. Data Pump
- C. Oracle Cloud Migrations
- D. Block Volume Replication
- E. Zero Downtime Migration
Answer: B,E
Explanation:
Data Pump and Zero Downtime Migration are both valid options for migrating an Oracle database from on- premises to OCI Database service. Data Pump allows for export and import of data and metadata, while Zero Downtime Migration ensures continuous availability during the migration process.
NEW QUESTION # 47
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
Explanation:
Serverless and Dedicated Exadata Infrastructure are valid options for provisioning Oracle Autonomous Database in the public cloud.
NEW QUESTION # 48
You are a migration architect responsible for managing data storage solutions in Oracle Cloud Infrastructure (OCI). You configured a Storage Gateway file system on a local host running in an on-premises datacenter, which maps to an Object Storage bucket with an identical name in OCI. What happens when a file is written to a Storage Gateway file system?
- A. The file is replicated to multiple Object Storage buckets for redundancy
- B. The file is uploaded to OCI Object Storage synchronously
- C. The file is written as an object with the same name in the associated Object Storage bucket
- D. The file is stored locally on the host machine
Answer: C
Explanation:
When a file is written to a Storage Gateway file system, it is written as an object with the same name in the associated Object Storage bucket in OCI. This allows for seamless integration and synchronization between the local file system and the cloud-based Object Storage.
NEW QUESTION # 49
Which is NOT a valid connectivity model in Oracle Cloud Infrastructure (OCI) FastConnect?
- A. FastConnect: With an Oracle Partner
- B. FastConnect: Direct-to-Cloud
- C. FastConnect: Colocation with Oracle
- D. FastConnect: With a Third-Party Provider
Answer: B
Explanation:
FastConnect: Direct-to-Cloud is not a valid connectivity model in Oracle Cloud Infrastructure (OCI) FastConnect. This option does not align with the available methods for establishing connectivity through FastConnect.
NEW QUESTION # 50
Which two statements are true about physical migration of Oracle databases?
- A. During physical migration, copies of database objects are created in dumps
- B. You can run a cloud premigration advisor tool to perform compatibility check prior to migration
- C. Source and Target database versions must be the same
- D. You cannot filter and migrate database objects
- E. You cannot achieve zero or near-zero downtime with physical migration
Answer: B,C
Explanation:
Running the cloud premigration advisor tool is a recommended practice before migration to perform a compatibility check and identify any potential issues. Also, for physical migration, the source and target database versions must be the same to ensure compatibility.
NEW QUESTION # 51
What is the primary purpose of the Oracle Cloud Balancer or OCI Native Ingress Controller during the implementation phase of Oracle Cloud Infrastructure Container Engine for Kubernetes (OKE) workloads?
- A. Efficiently manage packages with Helm charts
- B. Gradually shift traffic from the source environment to OKE
- C. Expose running workloads internally and externally
- D. Conduct comprehensive testing and monitor performance metrics
Answer: C
Explanation:
Exposing running workloads internally and externally is the main purpose of the Oracle Cloud Balancer or OCI Native Ingress Controller during the implementation phase of OKE workloads. These tools help manage incoming traffic and route it to the appropriate services within the Kubernetes cluster.
NEW QUESTION # 52
What key benefit does Full Stack Disaster Recovery (FSDR) offer in Oracle Cloud Infrastructure (OCI)?
- A. Accelerated deployment of VM configurations in OCI
- B. Simplified management of VM backups and restores
- C. Seamless migration of VM workloads between OCI regions
- D. Improved monitoring and performance optimization for VMs in OCI
Answer: C
NEW QUESTION # 53
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?
- A. OCI Golden Gate
- B. Remote Cloning
- C. Unplug and Plug Database
- D. Data Pump
- E. Data Guard
Answer: C,D,E
Explanation:
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.
NEW QUESTION # 54
You are a migration architect responsible for migrating 100 TB of on-premises data to Oracle Cloud Infrastructure (OCI). Because of limited bandwidth and security concerns, transferring the data over the public Internet is not feasible. Which OCI service would you recommend to efficiently transfer the large volume of on-premises data to OCI while ensuring data security?
- A. Data Transfer Service
- B. Data Integration
- C. Storage Gateway
- D. Snowball
Answer: A
Explanation:
Data Transfer Service in OCI is specifically designed for efficiently transferring large volumes of data to OCI while ensuring data security. It provides high-speed data transfer over dedicated network connections, making it the ideal choice for migrating 100 TB of on-premises data to OCI.
NEW QUESTION # 55
You are working as a migration cloud architect in an organization where you are responsible for cloud migrations from an on-premises data center. This environment consists of VMware and KVM infrastructures, both hosting a set of production application workloads. As part of a migration process, you are tasked with identifying appropriate methods for migrating workloads from both source environments into Oracle Cloud VMware Solution (OCVS). The application owners would like to validate the VMs after the migration and before switching over those workloads to production. Which two migration types can be used?
- A. HCX Bulk Migration
- B. Oracle Cloud Migrations service
- C. HCX vMotion
- D. HCX OS Assisted Replication
- E. Block Volume Replication
Answer: A,C
Explanation:
HCX Bulk Migration and HCX vMotion are suitable methods for migrating workloads from VMware and KVM infrastructures to Oracle Cloud VMware Solution (OCVS). Bulk Migration allows for bulk migration of VMs, and vMotion allows live migration without downtime, both enabling VM validation before finalizing migration.
NEW QUESTION # 56
Your organization is in the stage of planning a migration of on-premises workloads to Oracle Cloud Infrastructure (OCI) using Oracle Cloud Migrations (OCM). As a migration architect, you are setting up the service to discover workloads. The initial step in this process involves the creation of Asset Source. Which statement accurately describes Asset Source?
- A. Represents a repository within OCI where migrated assets are temporarily stored before being deployed into their final configuration
- B. Provides real-time cost analysis and optimization recommendations for assets during the migration planning phase
- C. Consists of credentials and connectivity details required by OCM to access and communicate with the on-premises environment
- D. Is a remote virtual appliance deployed in the on-premises environment for discovery purposes
Answer: C
Explanation:
Asset Source in OCM consists of the necessary credentials and connectivity details that allow OCM to access and communicate with the on-premises environment. This information is crucial for OCM to discover and assess the workloads that need to be migrated to OCI.
NEW QUESTION # 57
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