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Oracle 1z0-1084-26 Exam Syllabus Topics:

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

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                                                        Oracle Cloud Infrastructure Developer Professional Sample Questions (Q177-Q182):

                                                        NEW QUESTION # 177
                                                        Which statement is NOT valid regarding context variables used for dynamic backend routing in Oracle Cloud Infrastructure API Gateway?

                                                        Answer: C

                                                        Explanation:
                                                        Oracle API Gateway documents the context-variable selectors available for dynamic backend routing.
                                                        Supported selectors include request.auth[ < key > ], request.headers[ < key > ], request.host, request.path[ < key > ], request.query[ < key > ], request.subdomain[ < key > ], and usage-plan information. Therefore, headers, authentication claims, and query parameters can all participate directly in backend-selection rules.
                                                        Although API Gateway can expose the request body to amulti-argument authorizer function, Oracle does not list request.body[ < key > ] as a supported selector for dynamic backend routing. Its presence in that separate authorizer context does not make it a dynamic-routing selector capable of parsing arbitrary JSON fields.
                                                        Consequently, A, B, and C describe supported routing context variables, while D incorrectly extends the routing model to request-body key selection.


                                                        NEW QUESTION # 178
                                                        Which node configuration in Oracle Cloud Infrastructure Container Engine for Kubernetes provides a serverless experience with granular pod-level elasticity and billing?

                                                        Answer: C

                                                        Explanation:
                                                        OKE Virtual Nodes provide Oracle ' s serverless Kubernetes execution model. Oracle manages the underlying node infrastructure, eliminating the need for customers to provision, patch, upgrade, scale, or troubleshoot conventional worker-node infrastructure. Resource allocation and elasticity occur at the pod level, allowing workloads to scale without planning the capacity of a conventional node pool. Oracle also describes Virtual Nodes as providing pay-per-use pricing based on the compute resources consumed by each Kubernetes pod rather than charging for entire worker servers that might contain unused capacity. Managed, bare metal, and self-managed nodes remain infrastructure-oriented worker-node models and therefore do not provide the same serverless pod-level operating model. Consequently, Virtual Nodes are the configuration designed for granular elasticity and pod-oriented consumption.


                                                        NEW QUESTION # 179
                                                        You are deploying a containerized database application on a host using the standard Docker engine. To prevent data loss when the container instance is destroyed or updated, you must configure a storage mechanism that isolates application data from the volatile container layer and guarantees persistence. Which TWO statements or approaches correctly describe Docker storage components that satisfy this requirement?

                                                        Answer: B,D

                                                        Explanation:
                                                        Persistent container data must be stored outside the container ' s ephemeral writable layer. Docker volumes provide Docker-managed storage that remains independently available from the lifecycle of an individual container. Bind mounts provide another persistence mechanism by mapping a specified host file or directory directly into the container. Oracle ' s Docker documentation demonstrates both data volumes and host-path mounts for externalizing files from containers and preserving them independently. The writable container layer is removed with the container, a tmpfs mount stores data in volatile memory rather than persistent disk, and Docker image layers are immutable and cannot receive normal runtime database writes. Therefore, Docker volumes and bind mounts are the two valid persistence approaches described.


                                                        NEW QUESTION # 180
                                                        Which " Action Type " option is NOT available in an Oracle Cloud Infrastructure (OCI) Events rule definition?

                                                        Answer: A

                                                        Explanation:
                                                        An action is a response that you define for the rule to perform when the filter finds a matching event1. The action type specifies the service that you want to invoke by delivering the event message1. The following action types are available in OCI Events rule definition1:
                                                        * Streaming: Send to a stream from Oracle Streaming Service.
                                                        * Notifications: Send to an Oracle Notification Service topic.
                                                        * Functions: Send to an Oracle Functions Service endpoint. Email is not a valid action type for OCI Events rule definition. To send an email as an action, you need to use the Notifications service and subscribe to a topic with an email protocol2.


                                                        NEW QUESTION # 181
                                                        (CHK_1 > 3) You have an e-commerce application that loads customers ' transactional data into the Oracle Cloud Infrastructure (OCI) Streaming service. The data must now be extracted and transformed before sending it to a third-party REST endpoint. You have been directed to leverage the OCI Service Connector Hub to automate this process. Which configuration option would address this requirement?

                                                        Answer: A

                                                        Explanation:
                                                        To address the requirement of extracting and transforming data from the Oracle Cloud Infrastructure (OCI) Streaming service and sending it to a third-party REST endpoint using the OCI Service Connector Hub, the best configuration option is: Configure a new service connector as follows: * Source: Streaming * Task: None
                                                        * Target: Notifications By selecting the Streaming service as the source, you can capture the transactional data from the stream. Since there is a need to transform and send the data to a third-party REST endpoint, you don
                                                        ' t need to specify any specific task in the connector. The target is set to Notifications, which allows you to send the transformed data to an endpoint outside of the OCI environment. Notifications can be configured to deliver the data to various supported destinations, including HTTP endpoints, email addresses, and more. This configuration enables you to automate the process of extracting data from the streaming service and sending it to the desired third-party REST endpoint, fulfilling the requirement of extracting, transforming, and forwarding the data.


                                                        NEW QUESTION # 182
                                                        ......

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