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Tecnologia da Informação (TI)
standard

Preguntas de KCNA

Practica con preguntas oficiales e inéditas del examen KCNA.

1
medium
Containerization
Con explicación

What native runtime is Open Container Initiative (OCI) compliant?

2
medium
Networking
Con explicación

What function does kube-proxy provide to a cluster?

3
medium
Kubernetes Cluster Architecture
Con explicación

Which of these events will cause the kube-scheduler to assign a Pod to a node?

4
medium
Storage Management
Con explicación

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

5
medium
Container Orchestration
Con explicación

Which key-value store is used to persist Kubernetes cluster data?

6
medium
Container Orchestration
Con explicación

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

7
medium
Containerization
Con explicación

What is a Dockerfile?

8
medium
Kubernetes
Con explicación

What does the "nodeSelector" within a PodSpec use to place Pods on the target nodes?

9
medium
Kubernetes Workload Management
Con explicación

What do Deployments and StatefulSets have in common?

10
medium
Cloud Computing
Con explicación

What is the practice of bringing financial accountability to the variable spend model of cloud resources?

11
medium
Containerization
Con explicación

What is a best practice to minimize the container image size?

12
medium
Kubernetes Administration
Con explicación

How long should a stable API element in Kubernetes be supported (at minimum) after deprecation?

13
medium
Service Configuration
Con explicación

Which tools enable Kubernetes HorizontalPodAutoscalers to use custom, application-generated metrics to trigger scaling events?

14
medium
Monitoring and Logging
Con explicación

Which of the following is a valid PromQL query?

15
medium
System Administration
Con explicación

Which of the following best describes horizontally scaling an application deployment?

16
medium
Service Configuration
Con explicación

How many different Kubernetes service types can you define?

17
medium
Kubernetes
Con explicación

What is the difference between a Deployment and a ReplicaSet?

18
medium
Container Orchestration
Con explicación

The Container Runtime Interface (CRI) defines the protocol for the communication between:

19
medium
Kubernetes Security
Con explicación

Which authorization-mode allows granular control over the operations that different entities can perform on different objects in a Kubernetes cluster?

20
medium
Kubernetes Package Management
Con explicación

Which of the following is a correct definition of a Helm chart?