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Oracle 1z0-1084-26 Exam Syllabus Topics:

SectionWeightObjectives
Topic 1: Monitoring and Troubleshooting Cloud Native Applications10%- OCI Monitoring
  • 1. Use OCI Monitoring to view metrics
    - OCI Logging
    • 1. Search and analyze logs
      • 2. Enable and manage logs
        - Monitoring, Logging, and Tracing
        • 1. Troubleshoot cloud native applications
          • 2. Perform monitoring, logging, and tracing tasks
            Topic 2: Leveraging Serverless Technologies for Cloud Native Development33%- OCI Events
            • 1. Build event-driven serverless applications
              - OCI Queue
              • 1. Implement asynchronous messaging for microservices
                - Oracle Functions
                • 1. Develop serverless applications with Oracle Functions
                  - OCI Streaming
                  • 1. Integrate systems using OCI Streaming
                    • 2. Use streaming for serverless and managed application architectures
                      - API Gateway
                      • 1. Route API traffic to backend services
                        • 2. Process traffic from API clients
                          Topic 3: Testing and Securing Cloud Native Applications13%- Cloud Native Security
                          • 1. Manage sensitive configuration information
                            • 2. Apply security measures for cloud native development
                              • 3. Use OCI Vault to securely manage encryption keys
                                - Cloud Native Testing
                                • 1. Testing strategies for cloud native applications
                                  • 2. Cloud native testing methodologies
                                    Topic 4: Cloud Native Fundamentals11%- Cloud Native Principles
                                    • 1. Key pillars of cloud native development
                                      • 2. Fundamentals of cloud native development
                                        - Microservices Architecture
                                        • 1. Microservices design methodology
                                          • 2. Microservices architecture
                                            Topic 5: Cloud Native Applications and Containerization33%- Docker and Containerization
                                            • 1. Docker architecture and components
                                              • 2. Containerization concepts
                                                - Oracle Cloud Infrastructure Registry
                                                • 1. Push container images to OCIR
                                                  • 2. Pull container images from OCIR
                                                    - Container Orchestration
                                                    • 1. Role of container orchestration
                                                      • 2. Deploy containerized applications on Oracle Kubernetes Engine

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                                                        Oracle Cloud Infrastructure Developer Professional Sample Questions (Q40-Q45):

                                                        NEW QUESTION # 40
                                                        Which one of the following is NOT a valid backend-type supported by Oracle Cloud Infrastructure (OCI) API Gateway?

                                                        Answer: B

                                                        Explanation:
                                                        Oracle Cloud Infrastructure (OCI) API Gateway supports various backend-types to handle incoming requests and route them to the appropriate backend service. However, " ORACLE_STREAMS_BACKEND " is not a valid backend-type in OCI API Gateway. " STOCK_RESPONSE_BACKEND " is a valid backend-type that allows you to configure static responses directly in the API Gateway without routing requests to any specific backend service. This can be useful for handling simple requests or returning predefined responses. " HTTP BACKEND " is another valid backend-type that enables routing requests to an HTTP backend service. " ORACLE_FUNCTIONS_BACKEND " is a valid backend-type that allows you to route requests to Oracle Functions, which are serverless functions that can be used to execute specific logic or operations. However, " ORACLE_STREAMS_BACKEND " is not a valid backend-type in OCI API Gateway. The API Gateway does not have native support for Oracle Streams as a backend service. Oracle Streams is a feature of Oracle Database that provides a publish-subscribe mechanism for data replication and distribution within an Oracle Database environment. It is not directly integrated as a backend service in OCI API Gateway.


                                                        NEW QUESTION # 41
                                                        In the DevOps lifecycle, what is the difference between continuous delivery and continuous deployment?
                                                        (Choose two.)

                                                        Answer: B,D

                                                        Explanation:
                                                        The two correct differences between continuous delivery and continuous deployment in the DevOps lifecycle are: Continuous delivery is a process that initiates deployment manually, while continuous deployment is based on automating the deployment process. In continuous delivery, the software is ready for deployment, but the decision to deploy is made manually by a human. On the other hand, continuous deployment automates the deployment process, and once the software passes all the necessary tests and quality checks, it is automatically deployed without human intervention. Continuous delivery involves automatic deployment to a development environment, while continuous deployment involves automatic deployment to a production environment. In continuous delivery, the software is automatically deployed to a development or staging environment for further testing and validation. However, the actual deployment to the production environment is performed manually. In continuous deployment, the software is automatically deployed to the production environment, eliminating the need for manual intervention in the deployment process. These differences highlight the level of automation and human involvement in the deployment process between continuous delivery and continuous deployment approaches in the DevOps lifecycle.


                                                        NEW QUESTION # 42
                                                        Which industry standard specification defines the structure and format of messages processed by the Oracle Cloud Infrastructure Events service?

                                                        Answer: A

                                                        Explanation:
                                                        OCI Events messages follow theCloudEventsindustry-standard event-envelope format hosted by the Cloud Native Computing Foundation. Oracle ' s Events documentation explicitly states that every event message includes an envelope and payload and that the envelope structure follows the CloudEvents specification.
                                                        Standard OCI event fields include cloudEventsVersion, eventID, eventType, eventTime, contentType, extensions, and data. CloudEvents provides a consistent representation for describing event data across services and platforms, improving interoperability in event-driven architectures. AsyncAPI is primarily a specification for describing asynchronous APIs rather than the OCI Events message envelope itself.
                                                        "Webhooks v2" and "OpenMessage" are not the standards Oracle identifies for OCI Events message structure. Therefore, A is directly supported by Oracle documentation.


                                                        NEW QUESTION # 43
                                                        A company is developing a new application that needs to process transactions in real time. The company wants to ensure that all transactions are processed in order and that no transaction is lost. Which of these is a correct strategy for leveraging OCI Queue in this scenario?

                                                        Answer: B

                                                        Explanation:
                                                        OCI Queue is a service for enabling asynchronous (decoupled) communication in a serverless manner3. Queue handles high-volume transactional data that requires independent processing without loss or duplication3. Queue supports ordering of messages within a queue by using the FIFO (first-in-first-out) delivery option3. Therefore, using a single queue to process all transactions ensures that all transactions are processed in order and that no transaction is lost.Verified References: Overview of Queue


                                                        NEW QUESTION # 44
                                                        Your organization mandates that all containerized workloads deployed to Oracle Cloud Infrastructure (OCI) Container Engine for Kubernetes (OKE) must utilize Kubernetes NetworkPolicy resources, such as Calico, to enforce strict micro-segmentation of traffic. You have deployed these workloads to an enhanced OKE cluster using virtual node pools to minimize infrastructure maintenance. During testing, you discover that the Calico installation fails because NetworkPolicy resources and third-party CNI policy integrations are completely unsupported on this specific node configuration. How should you resolve this security implementation challenge while continuing to use VCN-Native Pod Networking?

                                                        Answer: A

                                                        Explanation:
                                                        Oracle explicitly states that virtual nodes do not support Kubernetes NetworkPolicy resources or network providers such as Calico and Cilium that provide NetworkPolicy enforcement. Virtual nodes support only OCI VCN-Native Pod Networking and cannot use Flannel or other third-party CNI plugins. By contrast, Calico can be installed with managed node pools while retaining VCN-native pod networking. This combination enables Kubernetes NetworkPolicy objects to enforce pod-level traffic controls and micro- segmentation. An IAM policy or network security list cannot substitute for Kubernetes NetworkPolicy because OCI network controls and Kubernetes pod policy enforcement operate at different layers. Therefore, when Calico-based NetworkPolicy enforcement is mandatory, migrating the workload from virtual nodes to managed node pools is the supported OKE architecture.


                                                        NEW QUESTION # 45
                                                        ......

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