Computer Science Questions
Explore questions in the Computer Science category that you can ask Spark.E!
A client is running a firewall at their site and recently chose IKS in IBM Cloud but isunable to access their IKS cluster. List the correct sequence of commands to getthe service endpoint and port number to add into the firewall in order to allowaccess.
When preventing app workloads from running on edge worker nodes, what toleration enables all NLB and ALB services to deploy to the labeled worker nodes only?
What is the minimum permission required for a developer who wants to integratethe application's CD pipeline to the IKS cluster?
What is the correct amount of worker nodes per zone that must be edge nodes in a network load balancer (NLB)?
You can use ----- to create network policies for a cluster in RHOS on Classic
A production IKS cluster in a VPC has three worker nodes without any publicexposure. The IKS cluster needs to access the IBM Cloud Container registry.Describe how this security control can be implemented.
What two endpoints allow clients running the IBM Cloud Satellite location to connect to a service, server, or application that runs outside the location, or allows clients connected to the IBM Cloud private network connect to a service, server, or application in the IBM Cloud Satellite location?
Describe the significance of creating an allowlist for the private cloud service endpoint in a multizone VPC Red Hat OpenShift cluster on IBM Cloud.
Describe how the Calico network policy blocks traffic at the Kubernetes interfaces.
Which IP address range can be accessed with the VPN or IBM Cloud Direct Link connection?
What is the minimum IBM Cloud IAM platform access required for a new SRE whois responsible for updating, adding/replacing worker nodes, and troubleshooting/reloading worker nodes of Red Hat OpenShift on the IBM Cloud cluster?
The label ______________ needs to be added to isolate networking workloads to edge nodes in the Kubernetes services cluster (classic).
You can isolate a cluster from other systems in the private network through Calico private network policies. What is an example of isolating a cluster from other systems using Calico?
Which IP address range should be configured in the VPN gateway and connection setup in order for the OpenShift master to be accessible through the private cloud service endpoint?
What should you do if a user leaves an organization and you want to revoke access to the cluster?
Worker-to-Worker node communication on Red Hat OpenShift on IBM Cloud requires UDP, TCP, VRRP, and IPEncap traffic to be allowed. Describe what is needed to allow pod-to-pod traffic across subnets.
You must ----- to allow worker nodes to communicate with the master, infrastructure, and other services if you have firewalls set up in RHOS on Classic
When creating multiple clusters that use the same subnet in a single VPC, you will not be able to use access control lists (ACLs). What else can you use to isolate clusters on the private network?
You can access RHOS VPC clusters through the private cloud service endpoint, using the IBM Cloud ----
VPC security groups filters traffic at the ----- level