Kubernetes and Cloud Native Associate KCNA Q1-Q10

  1. Kubernetes and Cloud Native Associate KCNA Q1-Q10
  2. Kubernetes and Cloud Native Associate KCNA Q11-Q20
  3. Kubernetes and Cloud Native Associate KCNA Q21-Q30
  4. Kubernetes and Cloud Native Associate KCNA Q31-Q40
  5. Kubernetes and Cloud Native Associate KCNA Q41-Q50
  6. Kubernetes and Cloud Native Associate KCNA Q51-Q60
  7. Kubernetes and Cloud Native Associate KCNA Q61-Q70
  8. Kubernetes and Cloud Native Associate KCNA Q71-Q80
  9. Kubernetes and Cloud Native Associate KCNA Q81-Q90
  10. Kubernetes and Cloud Native Associate KCNA Q91-Q100
  11. Kubernetes and Cloud Native Associate KCNA Q101-Q110
  12. Kubernetes and Cloud Native Associate KCNA Q111-Q120
  13. Kubernetes and Cloud Native Associate KCNA Q121-Q130
  14. Kubernetes and Cloud Native Associate KCNA Q131-Q140
  15. Kubernetes and Cloud Native Associate KCNA Q141-Q150
  16. Kubernetes and Cloud Native Associate KCNA Q151-Q164

1. Which type of Service requires manual creation of Endpoints?

A. LoadBalancer
B. Services without selectors
C. NodePort
D. ClusterIP with selectors

Answer

B


2. Which resource do you use to attach a volume in a Pod?

A. StorageVolume
B. PersistentVolume
C. StorageClass
D. PersistentVolumeClaim

Answer

D


3. Imagine you’re releasing open-source software for the first time. Which of the following is a valid semantic version?

A. 1.0
B. 2021-10-11
C. 0.1.0-rc
D. v1beta1

Answer

C


4. What Linux namespace is shared by default by containers running within a Kubernetes Pod?

A. Host Network
B. Network
C. Process ID
D. Process Name

Answer

B


5. What is Serverless computing?

A. A computing method of providing backend services on an as-used basis.
B. A computing method of providing services for AI and ML operating systems.
C. A computing method of providing services for quantum computing operating systems.
D. A computing method of providing services for cloud computing operating systems.

Answer

A


6. Which of the following options is true about considerations for large Kubernetes clusters?

A. Kubernetes supports up to 1000 nodes and recommends no more than 1000 containers per node.
B. Kubernetes supports up to 5000 nodes and recommends no more than 500 pods per node.
C. Kubernetes supports up to 5000 nodes and recommends no more than 110 pods per node.
D. Kubernetes supports up to 50 nodes and recommends no more than 1000 containers per node.

Answer

C


7. Which component of the node is responsible to run workloads?

A. The kubelet.
B. The kubeproxy.
C. The kube-apiserver.
D. The container runtime.

Answer

D


8. How are ReplicaSets and Deployments related?

A. Deployments manage ReplicaSets and provide declarative updates to Pods.
B. ReplicaSets manage stateful applications, Deployments manage stateless applications.
C. Deployments are runtime instances of ReplicaSets.
D. ReplicaSets are subsets of Jobs and CronJobs which use imperative Deployments.

Answer

A


9. What factors influence the Kubernetes scheduler when it places Pods on nodes?

A. Pod memory requests, node taints, and Pod affinity.
B. Pod labels, node labels, and request labels.
C. Node taints, node level, and Pod priority.
D. Pod priority, container command, and node labels.

Answer

A


10. What is the core metric type in Prometheus used to represent a single numerical value that can go up and down?

A. Summary
B. Counter
C. Histogram
D. Gauge

Answer

D

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