RedHat인증EX280시험을 패스함으로 취업에는 많은 도움이 됩니다. DumpTOP는RedHat인증EX280시험패스로 꿈을 이루어주는 사이트입니다. 우리는RedHat인증EX280시험의 문제와 답은 아주 좋은 학습자료로도 충분한 문제집입니다. 여러분이 안전하게 간단하게RedHat인증EX280시험을 응시할 수 있는 자료입니다.
| Section | Objectives |
|---|---|
| Implement Security and Access Control | - Understand OpenShift security features - Configure RBAC (Role-Based Access Control) - Implement network security policies - Manage security contexts and service accounts - Manage secrets and configMaps |
| Deploy and Manage Applications | - Create and manage Deployments, Pods, and Services - Deploy applications using CLI and web console - Manage application builds and image streams - Implement labels, annotations, and selectors - Configure application routing and ingress |
| Understand and Navigate OpenShift Architecture | - Manage users and authentication providers - Understand Kubernetes and OpenShift resource types - Describe the Red Hat OpenShift Container Platform architecture - Navigate the web console and command-line interfaces |
| Resource Management and Quotas | - Understand cluster resource management - Manage node selectors and tolerations - Configure resource quotas and limit ranges |
| Configure and Manage Storage | - Provision and manage persistent storage - Configure block and file storage - Understand storage classes and persistent volume claims |
| Configure and Manage Networking | - Troubleshoot network connectivity issues - Understand OpenShift networking model - Manage routes and ingress controllers - Configure network policies |
| Monitor and Troubleshoot Clusters | - View and analyze cluster logs - Troubleshoot common issues - Monitor cluster health and metrics - Manage cluster updates and upgrades |
DumpTOP의RedHat EX280덤프로RedHat EX280시험공부를 하여 시험에서 떨어지는 경우 덤프비용전액을 환불해드릴만큼 저희 덤프는 높은 적중율을 자랑하고 있습니다. 주문번호와 불합격성적표를 메일로 보내오시면 바로 환불가능합니다. 환불해드린후에는 무료업데이트 서비스가 종료됩니다. RedHat EX280 시험을 우려없이 패스하고 싶은 분은 저희 사이트를 찾아주세요.
질문 # 30
Manage Cluster Project and Permission
Task information Details:
Create projects apollo , test , and demo .
Grant bob the cluster-admin role.
Prevent ordinary authenticated users from self-provisioning projects.
Allow john to create projects.
Give natasha view-only access to test and apollo .
Give armstrong admin access to apollo .
Remove the kubeadmin user secret.
정답：
설명：
See the solution below in Explanation.
Explanation:
Solution:
* Create the projects:
oc new-project apollo
oc new-project test
oc new-project demo
* Grant cluster-admin to bob:
oc adm policy add-cluster-role-to-user cluster-admin bob
* Disable normal self-provisioning for authenticated users:
oc adm policy remove-cluster-role-from-group self-provisioner system:authenticated:oauth
* Allow john to self-provision:
oc adm policy add-cluster-role-to-user self-provisioner john
* Give natasha view access in test and apollo:
oc policy add-role-to-user view natasha -n test
oc policy add-role-to-user view natasha -n apollo
* Give armstrong admin in apollo:
oc policy add-role-to-user admin armstrong -n apollo
* Remove kubeadmin secret:
oc delete secret kubeadmin -n kube-system
* Verify permissions:
oc adm policy who-can create projectrequests
oc describe rolebinding.rbac -n apollo
oc describe rolebinding.rbac -n test
This task tests core OpenShift administration around project lifecycle control, cluster-level RBAC, and decommissioning default bootstrap credentials.
질문 # 31
Scale an application automatically
Automatically scale the hydra application deployment configuration in the lerna project with the following requirements:
Minimum number of replicas: 6 Maximum number of replicas: 9
Target average CPU utilization: 60 percent Container CPU resource request: 25m Container CPU resource limit: 100m
정답：
설명：
See the solution below in Explanation.
Explanation:
Solution:
$ oc project lerna
$ oc get pods
$ oc get all | grep deployment
$ oc autoscale deployment.apps/hydra --max=9 --min=6 --cpu-percent=60
$ oc get hpa
$ oc set resources deployment.apps/hydra --limits=cpu=100m -- requests=cpu=25m
$ oc describe deployment.apps/hydra | grep Limits -A3
질문 # 32
Configure groups
Configure your OpenShift cluster to meet the following requirements: The user account armstrong is a member of the commander group The user account collins is a member of the pilot group The user account aldrin is a member of the pilot group Members of the commander group have edit permission in the apollo project Members of the pilot group have view permission in the apollo project
정답：
설명：
See the solution below in Explanation.
Explanation:
Solution:
$ oc adm groups new commander
$ oc adm groups new pilot
$ oc adm groups add-users commander armstrong
$ oc adm groups add-users pilot collins
$ oc adm groups add-users pilot aldrin
$ oc adm policy add-role-to-group edit commander -n apollo
$ oc adm policy add-role-to-group view pilot -n apollo
질문 # 33
Create Network Policy
Task information Details:
Create a NetworkPolicy named mysql-db-conn that permits ingress to database pods only from pods matching the specified labels in namespaces labeled team=devsecops , on TCP port 3306 .
정답：
설명：
See the solution below in Explanation.
Explanation:
Solution:
* Create a file named mysql-db-conn.yaml:
apiVersion: networking.k8s.io/v1
kind: NetworkPolicy
metadata:
name: mysql-db-conn
spec:
podSelector:
matchLabels:
networking.k8s.io/v1/network: database
policyTypes:
- Ingress
ingress:
- from:
- namespaceSelector:
matchLabels:
team: devsecops
podSelector:
matchLabels:
deployment: my-web-mysql
ports:
- protocol: TCP
port: 3306
* Apply it:
oc apply -f mysql-db-conn.yaml
* Verify:
oc get networkpolicy
oc describe networkpolicy mysql-db-conn
This task tests namespace/pod label selection and application isolation using OpenShift networking policy controls.
질문 # 34
Deploy an application
Deploy the application called oranges in the apples project so that the following conditions are true:
The application uses the ex280sa service account
No additional configuration components have been added or removed The application produces output
정답：
설명：
See the solution below in Explanation.
Explanation:
Solution:
$ oc project mercury
$ oc get pods
$ oc get all | grep deploy
$ oc describe deployment.apps/atlas | grep -L memory
$ oc set resources deployment.apps/atlas --resources=memory=80Mi
질문 # 35
......
DumpTOP의 RedHat인증 EX280덤프를 선택하여RedHat인증 EX280시험공부를 하는건 제일 현명한 선택입니다. 시험에서 떨어지면 덤프비용 전액을 환불처리해드리고RedHat인증 EX280시험이 바뀌면 덤프도 업데이트하여 고객님께 최신버전을 발송해드립니다. RedHat인증 EX280덤프뿐만아니라 IT인증시험에 관한 모든 덤프를 제공해드립니다.
EX280시험대비 인증덤프: https://www.dumptop.com/RedHat/EX280-dump.html