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UPDATED Oracle 1z0-1109-24 Exam Questions & Answer
NEW QUESTION # 22
How do OCI DevOps Deployment Pipelines reduce risk and complexity of production applications?
- A. By eliminating downtime of production applications
- B. By working with existing Git repositories and CI systems
- C. By reducing change-driven errors introduced by manual deployments
- D. By scaling builds with service-managed build runners
Answer: C
Explanation:
OCI DevOps Deployment Pipelines automate the process of deploying applications to production environments. By using automated, repeatable deployment processes, they help reduce the risk of change-driven errors, which are often introduced during manual deployments. This automation reduces human errors and ensures consistency across environments, thus minimizing complexity and risk in production.
NEW QUESTION # 23
As a developer working on a software project to be deployed on OKE, you have created a Helm chart for your application. You want to deploy the chart using OCI DevOps service.
Which statement is true about deploying a Helm Chart using OCI DevOps service?
- A. Oracle Cloud Infrastructure (OCI) DevOps service supports deployment of Helm charts to Container Instances.
- B. The values.yaml file is a generic file located in the OCI Container Registry. You must create a reference to this file.
- C. A single chart can be installed only once into the same cluster, and create single release.
- D. The Helm charts must be located in the OCI Container Registry repository for deployment.
Answer: D
Explanation:
OCI DevOps service can be used to deploy Helm charts for Kubernetes-based applications running on Oracle Kubernetes Engine (OKE). For deploying the Helm chart through the OCI DevOps service, the Helm chart must be stored in the OCI Container Registry. This allows the OCI DevOps service to easily access the Helm chart during the deployment process.
NEW QUESTION # 24
As a DevOps engineer working with OCI DevOps, you are managing artifacts for a microservices application.
Based on your understanding of working with DevOps projects and artifacts, which statement is true?
- A. Artifacts can be used directly by OCI DevOps without the need for them to be located or mirrored in an OCI Artifact or Container registry.
- B. In the build pipeline, to store the Managed Build stage outputArtifacts. you need an OCI Object storage.
- C. It is recommended to make artifacts immutable to prevent any modifications after they are uploaded.
- D. Once created, the artifact's name. type, and source cannot be modified.
Answer: C
Explanation:
Making artifacts immutable ensures that the build artifacts are not altered after being published. This is a best practice to maintain the integrity and consistency of the artifacts used in deployments, preventing unintentional changes that could introduce issues during subsequent deployment stages.
NEW QUESTION # 25
A team wants to deploy artificial intelligence and machine learning workloads in their OCI Container Engine for Kubernetes (OKE) cluster. They prioritize strong isolation, cost-efficiency, and the ability to leverage serverless capabilities.
Which solution is best suited for their requirements?
- A. Container Instances in OCI
- B. Managed nodes in OKE
- C. Virtual nodes in OKE
- D. Self-Managed Nodes in OKE
Answer: C
Explanation:
Virtual nodes in OKE provide a serverless experience for deploying Kubernetes workloads, which means you do not have to manage or scale the underlying infrastructure. This solution is particularly cost-efficient because you only pay for the resources used by the pods, and it provides strong isolation for workloads.
Virtual nodes are well suited for AI/ML workloads as they allow users to easily scale compute resources without being constrained by the limits of individual worker nodes.
NEW QUESTION # 26
An operations team wants to leverage the advanced features of Container Engine for Kubernetes (OKE) and requires granular control over cluster add-ons, workload identity, and improved worker node management. They also prioritize strong security measures and require a financially-backed service level agreement (SLA) for Kubernetes API server uptime.
Which type of cluster should they choose to meet their requirements?
- A. Enhanced clusters
- B. Specialized clusters
- C. Federated clusters
- D. Virtual clusters
Answer: A
Explanation:
Enhanced clusters in Oracle Container Engine for Kubernetes (OKE) provide advanced features such as granular control over cluster add-ons, workload identity, and improved worker node management. They also offer strong security measures and come with a financially-backed service level agreement (SLA) for Kubernetes API server uptime, ensuring higher reliability and support for production workloads.
NEW QUESTION # 27
You are a DevOps project administrator. You are creating Oracle Cloud Infrastructure (OCI) Identity and Access Management (IAM) policies that will be used in a DevOps CI/CD pipeline for deployment to an Oracle Container Engine for Kubernetes (OKE) environment.
Which OCI IAM policy can be used?
- A. Allow dynamic-group <deployment pipeline> to manage all-resources in compartment <compartment name>
- B. Allow dynamic-group <code repository> to manage devops-family in compartment <compartment name>
- C. Allow group <deployment pipeline> to manage devops-family in compartment <compartment name>
- D. Allow group <build pipeline> to manage all-resources in compartment <compartment name>
Answer: C
Explanation:
Choosen policy specifies an IAM policy allowing the group (in this case, the deployment pipeline) to manage devops-family resources within a specific compartment. The devops-family is a group of services that includes the OCI DevOps service, which is suitable for managing CI/CD pipelines, deployments, and related operations for an OKE environment.
NEW QUESTION # 28
As an engineer building and deploying applications using an OCI DevOps project, which two capabilities can help ensure the security and reliability of the code in the build and deployment pipelines? (Choose two.)
- A. Using third-party tools like Ansible, Terraform, or OverOps to analyze code for security defects or bugs in code quality
- B. Using JIRA to track user stories and bug fixes in the development process
- C. Using version control tools like Git or SVN to track and manage changes in the codebase
- D. Using Application Dependency Management (ADM) to identify security weaknesses in software applications by checking their dependencies
- E. Using third-party tools like Sonatype, SonarQube, or OverOps to analyze code for security defects or bugs in code quality
Answer: D,E
Explanation:
Application Dependency Management (ADM) is a tool used to identify security weaknesses in software applications by analyzing their dependencies. Dependencies can often introduce vulnerabilities, and managing them properly is a critical part of ensuring application security.
Third-party tools like Sonatype and SonarQube can be used to analyze code for security defects or bugs in code quality. These tools help in identifying vulnerabilities, code smells, and other issues, which can improve the overall security and reliability of the code during the build process.
NEW QUESTION # 29
As a DevOps engineer working on an OCI project, you're setting up a deployment pipeline to automate your application deployments.
Which statement is false about deployment pipeline in OCI DevOps?
- A. You can add a Traffic Shift stage that routes the traffic between two environments.
- B. You can add an Approval stage that pauses the deployment for a specified duration for manual decision from the approver.
- C. You can add a Wait stage that adds a specified duration of delay in the pipeline.
- D. Using deployment pipeline, you can deploy helm charts in OCI Function.
Answer: D
Explanation:
Helm charts are used to manage Kubernetes deployments, not OCI Functions. Helm charts are deployed to Kubernetes clusters, such as OCI Container Engine for Kubernetes (OKE), to manage containerized applications. OCI Functions are serverless and do not use Helm charts for deployment.
NEW QUESTION # 30
You're using Oracle Cloud Infrastructure (OCI) DevOps to automate your application deployment for frequent releases. In one of your automation steps, you'll create a deployment pipeline.
What does this deployment pipeline do in OCI DevOps?
- A. It is used to store, manage, develop source code with OCI DevOps Code Repositories.
- B. It is a sequence of steps for delivering and deploying your artifacts to a target environment.
- C. It takes a commit ID from your source code repositories and uses that source code to run your build instructions.
- D. It is a set of stages for your build process for building, testing and compiling software artifacts.
Answer: B
Explanation:
A deployment pipeline in OCI DevOps is used to automate the deployment of application artifacts to a target environment. It is a sequence of stages that includes steps such as approvals, traffic shifts, manual interventions, and the actual deployment of the artifacts to environments like Kubernetes clusters or compute instances.
NEW QUESTION # 31
You have been asked to provision a new production environment on Oracle Cloud Infrastructure (OCI). After working with the solution architect, you decide that you are going to automate this process.
Which OCI service can help automate the provisioning of this new environment?
- A. Oracle Functions
- B. OCI Streaming Service
- C. Oracle Container Engine for Kubernetes
- D. OCI Resource Manager
Answer: D
Explanation:
OCI Resource Manager is an infrastructure as code (IaC) service that allows you to automate the provisioning of resources on Oracle Cloud Infrastructure (OCI) using Terraform. It is ideal for automating the setup of environments, as it can manage the full lifecycle of your infrastructure in a consistent, repeatable, and version-controlled manner.
NEW QUESTION # 32
Which is NOT a valid log category for the Oracle Cloud Infrastructure Logging service?
- A. Custom Logs
- B. Service Logs
- C. Execution Logs
- D. Audit Logs
Answer: C
Explanation:
The Oracle Cloud Infrastructure Logging service has several log categories that users can utilize:
Custom Logs: Users can create their own logs to collect application-specific data.
Audit Logs: These logs contain audit records that provide information about activities performed on resources, generated by OCI Audit service.
Service Logs: These are logs generated by OCI services, providing information about the functioning and performance of the services.
Execution Logs is not a valid log category in OCI Logging. There are no "execution logs" as a defined category for the Logging service.
NEW QUESTION # 33
As a DevOps Engineer, you are tasked with securely storing and versioning your application's source code and automatically build, test, and deploy your application to Oracle Cloud Infrastructure (OCI) platform.
You are told to automate manual tasks and help software teams in managing complex environments at scale.
Which three OCI services can you choose to accomplish these tasks? (Choose three.)
- A. DevOps project
- B. Container Engine for Kubernetes
- C. Oracle APEX Application Development
- D. Oracle Cloud Logging Analytics
- E. Oracle Cloud Infrastructure Registry
Answer: A,B,E
Explanation:
Oracle Cloud Infrastructure Registry: This service allows you to securely store container images. It is essential for managing the container images used for deployment, making it an important part of the DevOps workflow.
DevOps project: OCI DevOps project is specifically designed to manage the CI/CD pipeline. It helps in automating tasks like building, testing, and deploying applications, which are key activities for managing complex environments and promoting agility in software development.
Container Engine for Kubernetes: Oracle Container Engine for Kubernetes (OKE) is used to deploy applications in a containerized environment. It provides a robust platform for deploying, managing, and scaling containerized applications, which is essential for handling complex environments at scale.
NEW QUESTION # 34
An operations team is exploring the use of OCI Container Instances to run their container workloads without managing servers.
Which of the following statements is false regarding the use of Container Instances?
- A. Container Instances provide a serverless compute service for running containers, eliminating the need for server management.
- B. Billing for Container Instances is based on the allocated CPU and memory resources for each container instance.
- C. The underlying infrastructure for Container Instances is fully managed and hardened by OCI, ensuring reliability and security.
- D. Container Instances require the team to perform provisioning, patching, and ongoing management of servers.
Answer: D
Explanation:
OCI Container Instances are a serverless compute service that allows you to run containerized workloads without managing the underlying infrastructure. Oracle Cloud Infrastructure (OCI) manages provisioning, patching, and all the ongoing server management tasks, providing a fully managed environment.
NEW QUESTION # 35
What is the correct approach to upgrade an Oracle Container Engine for Kubernetes (OKE) Cluster to a newer version of Kubernetes?
- A. Upgrade the node pools one at a time, then once all node pools are upgraded, upgrade the control plane.
- B. Initiate the automated upgrade process using the OCI Console, CLI, or API.
- C. Upgrade the control plane, then upgrade the node pools.
- D. Initiate the control plane and node pool upgrades simultaneously.
Answer: C
Explanation:
The correct approach to upgrade an Oracle Container Engine for Kubernetes (OKE) cluster involves first upgrading the Kubernetes control plane, followed by upgrading the node pools. The control plane must be upgraded first to ensure compatibility with newer versions of Kubernetes, as node pools rely on the control plane for orchestration and management.
After upgrading the control plane, each node pool is upgraded to match the new Kubernetes version. This phased approach ensures the cluster remains in a stable state during the upgrade.
NEW QUESTION # 36
As a DevOps engineer working on containerizing a microservices-based application to be hosted on OCI Cloud platforms, which step can help ensure that the container images have not been modified after being pushed to Oracle Cloud Infrastructure Registry (OCIR)?
- A. Deploying a manifest to the Kubernetes cluster that references the container image and its unique hash
- B. Signing the image using the Container Registry CLI and creating an image signature that associates the image with the master encryption key and key version in the Vault service
- C. Scanning the image upon ingestion and comparing the image size for changes
- D. Enabling scanning of container images stored in OCI Registry
Answer: B
Explanation:
To ensure that container images have not been modified after being pushed to the Oracle Cloud Infrastructure Registry (OCIR), you should sign the image. This involves using the Container Registry CLI to create a digital signature for the image, which associates the image with a master encryption key and key version stored in the OCI Vault service. This signature can then be verified at the time of deployment, ensuring that the image has not been tampered with since it was signed.
NEW QUESTION # 37
You are a developer and have been asked to develop an e-commerce website for your organization. It must support a variety of clients including desktop browsers, mobile browsers and native mobile applications.
Which two approaches can you use to build the application to achieve deployment independence, easier technology upgrades, and resiliency to architecture changes? (Choose two.)
- A. Implement each module as an independent service/process which can be replaced, updated, or deleted without disrupting the rest of the application.
- B. Use microservices architecture as it eliminates any long-term commitment to a technology stack.
- C. Use monolithic approach, as it allows you to easily redeploy your applications to perform frequent updates.
- D. Use monolithic approach to as it makes it easier to incrementally adapt to newer technology.
- E. Choose monolithic approach over microservices as it has better fault isolation capability.
Answer: A,B
Explanation:
By implementing each module as an independent service/process (which is a core feature of microservices architecture), you can replace, update, or delete services without affecting the rest of the application. This ensures deployment independence and makes it easier to adapt to architecture changes or technology upgrades without major disruptions.
Microservices architecture allows each service to be built with the best-suited technology stack for its specific function. This flexibility ensures that you are not tied to a single technology for the entire application, making future technology upgrades easier and eliminating long-term technology commitments.
NEW QUESTION # 38
Observability helps understand system behavior, but it has limitations.
Which of the following tasks cannot be accomplished solely through observability?
- A. Identifying resource consumption
- B. Optimizing resource utilization
- C. Automating software deployments
- D. Identifying infrastructure bottlenecks
Answer: C
Explanation:
Observability refers to the ability to understand a system's internal state by observing its outputs. It involves metrics, logs, and tracing to provide insights into the system's behavior, which helps in monitoring and identifying issues.
NEW QUESTION # 39
A small company is moving to a DevOps framework to better accommodate their intermittent workloads, which are dynamic and irregular. They want to adopt a consumption-based pricing model.
Which Oracle Cloud Infrastructure service can be used as a target deployment environment?
- A. Bare metal compute instance
- B. Oracle Kubernetes (OKE)
- C. Virtual machine compute instance
- D. Functions
Answer: D
Explanation:
Oracle Cloud Infrastructure Functions is a serverless compute service that supports a consumption-based pricing model. This means that you are only charged for the compute resources when your function is invoked. This is ideal for intermittent, dynamic, and irregular workloads since the company does not need to provision infrastructure in advance, and costs are directly tied to usage.
NEW QUESTION # 40
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