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Oracle 1z0-1084-26 Exam Syllabus Topics:

SectionWeightObjectives
Testing and Securing Cloud Native Applications13%- Cloud Native Testing
  • 1. Analyze and evaluate cloud native testing methodologies and develop effective strategies for testing cloud native applications
    - OCI Vault
    • 1. Use OCI Vault to securely store and manage encryption keys and sensitive configuration information
      - Cloud Native Security
      • 1. Apply security measures to overcome challenges with cloud native development
        Monitoring & Troubleshooting Cloud Native Applications10%- Monitoring, Logging, and Tracing
        • 1. Perform tasks around monitoring, logging, and tracing
          - OCI Logging
          • 1. Use OCI Logging Service to enable, manage, and search logs
            - OCI Monitoring
            • 1. Utilize OCI Monitoring Service to view metrics
              Cloud Native Applications and Containerization33%- OCI Registry
              • 1. Use OCI Registry to pull and push container images
                - Docker and Containerization
                • 1. Explain Docker and the concepts around its architecture and components
                  - Container Orchestration
                  • 1. Discuss the role of container orchestration
                    - Oracle Kubernetes Engine
                    • 1. Develop and deploy containerized applications on Oracle Kubernetes Engine
                      Cloud Native Fundamentals11%- Cloud Native Principles
                      • 1. Explain the fundamentals of cloud native and discuss the key pillars of cloud native development
                        - Microservices Architecture
                        • 1. Explain the microservices architecture and discuss the design methodology of microservices
                          Leveraging Serverless Technologies for Cloud Native Development33%- OCI Events
                          • 1. Build event-driven serverless applications using OCI Events Service
                            - OCI Streaming
                            • 1. Create integration between systems using OCI Streaming Service
                              - API Gateway
                              • 1. Create API gateways to process traffic from API clients and route it to back-end services
                                - Oracle Functions
                                • 1. Develop serverless applications with Oracle Functions
                                  - OCI Queue
                                  • 1. Facilitate asynchronous messaging for microservices with OCI Queue

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                                    Oracle Cloud Infrastructure Developer Professional Sample Questions (Q56-Q61):

                                    NEW QUESTION # 56
                                    You are building an event-driven workflow and need to programmatically create an Oracle Cloud Infrastructure (OCI) Events rule using the OCI Command Line Interface (CLI). Which CLI command correctly creates the rule while sourcing its target destination services from a local configuration file named actions.json?

                                    Answer: A

                                    Explanation:
                                    The OCI CLI command oci events rule create requires the --actions parameter to define the destinations invoked when the Events rule condition matches. Oracle identifies --actions as a required complex parameter and explicitly supports loading its JSON representation from a local file using file://path/to/file. Oracle ' s Events examples show the same pattern: --actions file://actions.json. The other proposed parameters--- destinations, --targets, and --action-payload-are not valid parameters for the events rule create CLI operation. The actions file can define supported destinations such as Notifications, Streaming, or Functions.
                                    Consequently, option D precisely matches the current OCI CLI command-reference syntax for programmatically creating the rule with action definitions stored in a file.


                                    NEW QUESTION # 57
                                    Your enterprise is migrating a synchronous order fulfillment system to a distributed microservices architecture on Oracle Cloud Infrastructure. The development team originally implemented a Two-Phase Commit protocol to handle transactions spanning multiple databases, but it caused severe performance bottlenecks due to extended resource locking periods. You must now design a decentralized transaction strategy that processes steps as a sequence of independent local transactions, publishes events to coordinate subsequent steps, and executes compensating actions if a step fails. Which transaction design pattern should you implement to meet these requirements?

                                    Answer: D

                                    Explanation:
                                    The Saga Design Pattern is specifically intended for distributed transactions across microservices without the extended locking associated with Two-Phase Commit. Oracle explains that a Saga decomposes a business transaction into a sequence of independent local transactions. After completing its local operation, each service publishes an event or message that triggers the next participant. If a subsequent step fails, corresponding compensating transactions reverse previously completed operations and restore consistent business state. This approach shortens lock duration and supports eventual consistency across separate databases. Transactional Outbox solves reliable database-update-and-message-publishing coordination but does not by itself manage the entire distributed transaction sequence. Therefore, the required pattern is the Saga Design Pattern.


                                    NEW QUESTION # 58
                                    Which container network interface plugin must be selected when creating an Oracle Cloud Infrastructure Container Engine for Kubernetes cluster that requires pod IP addresses to be directly routable from peered virtual cloud networks and on-premises environments?

                                    Answer: C

                                    Explanation:
                                    The OCI VCN-Native Pod Networking CNI plugin assigns pod IP addresses directly from the OCI VCN address space instead of allocating addresses from a separate overlay network. Oracle specifically states that these pod IP addresses are directly routable from other VCNs connected through VCN peering and from on- premises networks. This architecture makes pods first-class participants in OCI networking and enables native VCN functionality such as network security groups, security lists, and VCN flow logs to be applied to pod traffic. Flannel uses an overlay model and therefore does not provide the required directly routable VCN pod addresses. Calico is commonly associated with Kubernetes NetworkPolicy enforcement rather than being the required OCI native routing CNI. Therefore, D is correct.


                                    NEW QUESTION # 59
                                    What is the maximum execution time of Oracle Functions?

                                    Answer: A

                                    Explanation:
                                    The maximum execution time of Oracle Functions is 300 seconds, which is equivalent to 5 minutes. This means that a function running within Oracle Functions cannot exceed a runtime of 5 minutes. If a function requires longer execution times, alternative approaches such as invoking external services asynchronously or using long-running processes should be considered. It is important to design functions with this execution time limitation in mind to ensure optimal performance and efficiency within the Oracle Functions platform.


                                    NEW QUESTION # 60
                                    Which resolution rule does an Oracle Cloud Infrastructure API Gateway apply when determining the routing target for an incoming request that matches multiple overlapping route paths within a deployment?

                                    Answer: B

                                    Explanation:
                                    The Word source identifiesLongest path matchas the answer, meaning the more specific matching route takes precedence when a request could satisfy multiple path patterns. This is consistent with the general routing principle that more specific path patterns take precedence over broader prefixes. Oracle ' s current OCI API Gateway documentation confirms that deployment routes are defined using URL path patterns and that path parameters and wildcard segments can be used for matching requests to backends. However, the currently published OCI API Gateway pages retrieved for verification do not explicitly state a universal "longest path match" precedence rule for overlapping deployment routes. Therefore, C is the answer recorded in the supplied source, but this particular rule is not stated verbatim in the current OCI API Gateway documentation located during verification.


                                    NEW QUESTION # 61
                                    ......

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