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The Kubernetes yaml shown below describes a networkPolicy. Will the networkPolicy BLOCK this traffic? Solution: a request issued from a pod lacking the tier: api label, to a pod bearing the tier: backend label
Does this command create a swarm service that only listens on port 53 using the UDP protocol? Solution. 'docker service create -name dns-cache -p 53:53 -constraint networking.protocol.udp=true dns-cache'
Is this a supported user authentication method for Universal Control Plane? Solution. x.500
Will this command display a list of volumes for a specific container? Solution. 'docker container logs nginx --volumes'
Is this a way to configure the Docker engine to use a registry without a trusted TLS certificate? Solution. Set INSECURE_REGISTRY in the' /etc/docker/default' configuration file.
The Kubernetes yaml shown below describes a clusterIP service. Is this a correct statement about how this service routes requests? Solution: Traffic sent to the IP of this service on port 8080 will be routed to port 80 in a random pod with the label aPP: nginx.
A Kubernetes node is allocated a /26 CIDR block (64 unique IPs) for its address space. If every pod on this node has exactly two containers in it, how many pods can this address space support on this node?
Will this command list all nodes in a swarm cluster from the command line? Solution. 'docker inspect nodes
A user's attempts to set the system time from inside a Docker container are unsuccessful. Could this be blocking this operation? Solution. SELinux
Will this command display a list of volumes for a specific container? Solution: docker volume inspect nginx'

Question 165 - DCA discussion

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You want to mount external storage to a particular filesystem path in a container in a Kubernetes pod.

What is the correct set of objects to use for this?

A.

a persistentVolume in the pod specification, populated with a persistentVolumeClaim which is bound to a volume defined by a storageClass

Answers
A.

a persistentVolume in the pod specification, populated with a persistentVolumeClaim which is bound to a volume defined by a storageClass

B.

a storageClass in the pod's specification, populated with a volume which is bound to a provisioner defined by a persistentVolume

Answers
B.

a storageClass in the pod's specification, populated with a volume which is bound to a provisioner defined by a persistentVolume

C.

a volume in the pod specification, populated with a storageClass which is bound to a provisioner defined by a persistentVolume

Answers
C.

a volume in the pod specification, populated with a storageClass which is bound to a provisioner defined by a persistentVolume

D.

a volume in the pod specification, populated with a persistentVolumeClaim bound to a persistentVolume defined by a storageClass

Answers
D.

a volume in the pod specification, populated with a persistentVolumeClaim bound to a persistentVolume defined by a storageClass

Suggested answer: D
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asked 08/11/2024
Vo Quoc Bao
35 questions
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