Red Hat OpenShift Administration III: Scaling Deployments in the Enterprise

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Quiz: Node Pools

Node Pools

Choose the correct answers to the following questions:


  1. 1.

    Which is not a default node role for a Red Hat OpenShift Container Platform 4.14 cluster?

    A

    worker

    B

    master

    C

    control-plane

    D

    storage

  2. 2.

    What is the purpose of using node pools within your OpenShift cluster?

    A

    Organizing cluster hardware to aid in targeting the most appropriate infrastructure hardware for each component of your deployed applications.

    B

    Providing an automated monitoring solution for the regions in your data center.

    C

    Ensuring uptime for workloads by always using the fastest hardware.

    D

    Alleviating storage constraints for large data sets.

  3. 3.

    Which command adds a compute node to a node pool?

    A

    oc set label node/<NODE_NAME> pool=<NODE_POOL_NAME>

    B

    oc label node/<NODE_NAME> node-pool=<NODE_POOL_NAME>

    C

    oc get node <NODE_NAME> --selector node-pool=<NODE_POOL_NAME>

    D

    oc create node-pool=<NODE_POOL_NAME> <NODE_NAME>

  4. 4.

    Which is not an advantage of using node pools when running applications?

    A

    Allocate resources efficiently for network-intensive applications to mitigate "noisy neighbor" issues.

    B

    Automate security of applications in the cluster.

    C

    Manage costs effectively by labeling expensive hardware.

    D

    Separate infrastructure during maintenance and management.

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