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Oracle 1z0-1084-26 Exam Syllabus Topics:

SectionWeightObjectives
Topic 1: Leveraging Serverless Technologies for Cloud Native Development33%- OCI Streaming
  • 1. Use streaming for serverless and managed application architectures
    • 2. Integrate systems using OCI Streaming
      - OCI Events
      • 1. Build event-driven serverless applications
        - API Gateway
        • 1. Route API traffic to backend services
          • 2. Process traffic from API clients
            - Oracle Functions
            • 1. Develop serverless applications with Oracle Functions
              - OCI Queue
              • 1. Implement asynchronous messaging for microservices
                Topic 2: Testing and Securing Cloud Native Applications13%- Cloud Native Testing
                • 1. Testing strategies for cloud native applications
                  • 2. Cloud native testing methodologies
                    - Cloud Native Security
                    • 1. Apply security measures for cloud native development
                      • 2. Manage sensitive configuration information
                        • 3. Use OCI Vault to securely manage encryption keys
                          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 Logging
                              • 1. Search and analyze logs
                                • 2. Enable and manage logs
                                  - OCI Monitoring
                                  • 1. Use OCI Monitoring to view metrics
                                    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%- Cloud Native Principles
                                                • 1. Fundamentals of cloud native development
                                                  • 2. Key pillars of cloud native development
                                                    - Microservices Architecture
                                                    • 1. Microservices architecture
                                                      • 2. Microservices design methodology

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                                                        Oracle Cloud Infrastructure Developer Professional Sample Questions (Q54-Q59):

                                                        NEW QUESTION # 54
                                                        You are deploying a serverless data integration pipeline where an OCI Function needs to consume real-time events from an OCI Stream in the prod-compartment compartment. Your corporate security policy mandates strict least-privilege access, meaning the function must only be permitted to consume (pull) messages, with absolutely no capability to publish (push) messages to the stream. Which TWO configurations are required to establish this granular authorization using a Dynamic Group named analytics-function-dg?

                                                        Answer: A,C

                                                        Explanation:
                                                        Oracle Streaming exposes separate IAM resource types for producers and consumers. Granting use stream- pull provides STREAM_CONSUME, covering operations such as GetMessages, CreateCursor, group cursors, heartbeats, and commits without granting STREAM_PRODUCE. Granting use streams would be broader because that resource type includes both production and consumption capabilities. Oracle Functions can be placed in a dynamic group with a rule using resource.type = ' fnfunc ' together with the Function ' s compartment OCID. compute would not match an Oracle Function resource, and stream-push provides the opposite permission by allowing message publication. Therefore, A establishes consume-only Streaming permission while C correctly associates the Functions resources with the dynamic group.


                                                        NEW QUESTION # 55
                                                        Assuming that your function does NOT have the --provisioned-concurrency option enabled, which parameter is used to configure the time period during which an idle function will remain in memory before Oracle Functions removes its container image from memory?

                                                        Answer: C

                                                        Explanation:
                                                        Idle-timeout is the parameter that is used to configure the time period during which an idle function will remain in memory before Oracle Functions removes its container image from memory2. The idle-timeout parameter is specified in seconds and can be set when creating or updating a function2. The default value for idle-timeout is 30 seconds and the maximum value is 900 seconds (15 minutes)2. If a function has the -- provisioned-concurrency option enabled, the idle-timeout parameter is ignored and the function instances are always kept in memory3.Verified References: Creating Functions, Provisioned Concurrency


                                                        NEW QUESTION # 56
                                                        A Docker image consists of one or more layers, each of which represents a Dockerfile instruction. The layers are stacked and each one is a delta of the changes from the previous layer. What permission is associated with these layers?

                                                        Answer: D

                                                        Explanation:
                                                        The correct answer is: " read only. " The layers of a Docker image are read-only. Once a layer is created, it cannot be modified. Each layer represents a Dockerfile instruction, and it is stacked on top of the previous layer, forming a stack of immutable layers. These layers are designed to be read-only to ensure consistency and integrity of the image. When a Docker image is built, each instruction in the Dockerfile creates a new layer. Each layer represents the changes made by that instruction relative to the previous layer. The layers are stacked on top of each other to form the complete image. This layer-based approach allows for efficient storage and distribution of Docker images. Because the layers are read-only, any changes or modifications to the image result in the creation of new layers rather than modifying the existing ones. This immutability ensures that each layer remains intact and preserves the integrity of the image. It also enables Docker ' s caching mechanism, where previously built layers can be reused if the corresponding instructions haven ' t changed, speeding up the image build process. The other options mentioned, such as " write only, " " write once, " " movable, " and " read mostly, " do not accurately describe the permission associated with Docker image layers. Docker image layers are specifically designed to be read-only.


                                                        NEW QUESTION # 57
                                                        Your cloud-native banking microservice retrieves API tokens stored in OCI Vault. To meet strict security compliance standards, you must configure secret rules on these vault secrets. The security policies mandate that the secret contents must automatically expire and have their retrieval blocked 30 days after creation, and any previously used token content must never be allowed for reuse, even if the older secret version containing that content has been deleted. Which TWO configurations must you specify within the secret rules to satisfy these compliance requirements?

                                                        Answer: A,D

                                                        Explanation:
                                                        OCI Vault provides both Secret Expiry Rules and Secret Reuse Rules. secret_version_expiry_interval uses an ISO 8601 duration, so P30D establishes a 30-day validity period. Setting is_secret_content_retrieval_blocked_on_expiry to true ensures secret contents cannot be retrieved after expiry, satisfying the first requirement. For the second requirement, a SECRET_REUSE_RULE prevents previously used secret contents from being reused across versions. Oracle ' s SDK documentation confirms that is_enforced_on_deleted_secret_versions=true extends that restriction even when the previous secret version has been deleted. Setting either Boolean to false would weaken the stated controls.
                                                        HSM_PURGE_RULE is not one of the documented OCI Vault secret-rule types. Therefore, C and D jointly satisfy both requirements.


                                                        NEW QUESTION # 58
                                                        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 # 59
                                                        ......

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