EX288 Red Hat Certified OpenShift Application Developer Dumps

1. Download Red Hat EX288 Exam Dumps For Best Preparation Exam : EX288 Title : Red Hat Certified OpenShift Application Developer exam https://www.passcert.com/EX288.html 1 / 4

2. Download Red Hat EX288 Exam Dumps For Best Preparation 1.Which command creates a new project in OpenShift? A. oc create project <name> B. oc new-project <name> C. oc create ns <name> D. kubectl create namespace <name> Answer: B Explanation: The oc new-project command creates a new project in OpenShift and switches to it. It sets up the environment automatically, making it the preferred command for project creation. 2.What role is assigned by default to the user who creates a project in OpenShift? A. admin B. cluster-admin C. project-owner D. editor Answer: A Explanation: The admin role is assigned by default to the project creator, giving them full control over project resources without cluster-level permissions. 3.Which of the following commands lists all projects a user has access to? A. oc get projects B. oc get namespaces C. oc projects D. kubectl get namespaces Answer: C Explanation: The oc projects command lists all projects accessible to the user, making it easier to navigate between OpenShift projects. 4.How can you set a specific project as the default for your oc commands? A. Use oc use-project <name> B. Use oc set project <name> C. Use oc project <name> D. Use oc config set-context Answer: C Explanation: The oc project <name> command switches the current context to the specified project and makes it the default for subsequent oc commands. 5.What are the required components of a single-container application deployment in OpenShift? (Choose two.) A. Pod B. Service 2 / 4

3. Download Red Hat EX288 Exam Dumps For Best Preparation C. DeploymentConfig D. ConfigMap Answer: A, B Explanation: A single-container application in OpenShift requires a Pod to run the container and a Service to expose it, ensuring network accessibility. 6.Which command deploys an application directly from source code in OpenShift? A. oc new-build B. oc new-app C. oc create deploy D. kubectl apply Answer: B Explanation: The oc new-app command automates application deployment from source code or an image, creating the required resources like pods, services, and routes. 7.Which of the following allows monitoring application health in OpenShift? (Choose two.) A. Liveness probes B. Readiness probes C. ConfigMaps D. PersistentVolumeClaims Answer: A, B Explanation: Liveness and Readiness probes monitor application health by checking whether the container is running correctly and ready to serve requests, respectively. 8.What does a ConfigMap store in OpenShift? A. Secrets B. Binary files C. Non-confidential key-value pairs D. Docker images Answer: C Explanation: ConfigMaps store configuration data as non-confidential key-value pairs, enabling dynamic configuration updates without redeploying the application. 9.How do you configure a Docker registry in OpenShift for image management? A. Use oc set registry <url> B. Use oc registry setup C. Use oc adm policy add-scc-to-registry D. Configure via the internal registry settings in the web console Answer: D Explanation: 3 / 4

4. Download Red Hat EX288 Exam Dumps For Best Preparation The OpenShift internal registry settings can be configured using the web console, simplifying registry access and security adjustments. 10.What Git command initializes a new repository locally for deploying applications in OpenShift? A. git init B. git clone C. git push origin D. git pull Answer: A Explanation: The git init command initializes a new Git repository locally, enabling version control and integration with OpenShift deployments. 11.Which of the following methods can deploy multi-container applications in OpenShift? (Choose two.) A. Helm charts B. Kubernetes Jobs C. Docker Compose files D. Pod templates Answer: A, D Explanation: Multi-container applications in OpenShift can be deployed using Helm charts for templating or Pod templates for defining multiple containers in a pod. 12.How can you monitor application logs using the web console in OpenShift? A. Navigate to the Project Logs tab B. Use the Logs tab within the specific pod details C. Open the Monitoring dashboard D. Use the Configurations section Answer: B Explanation: The Logs tab in the pod details of the web console displays real-time logs, aiding in application troubleshooting and debugging. 13.What is the primary use of the OpenShift internal registry? A. Host public images B. Manage and store private container images C. Facilitate multi-cloud deployments D. Act as a backup for Docker Hub Answer: B Explanation: OpenShift's internal registry manages and securely stores private container images, ensuring fast and reliable access during deployments. 4 / 4