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Docker DCA Practice Test - Questions Answers, Page 14

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Question 131

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Your organization has a centralized logging solution, such as Splunk.

Will this configure a Docker container to export container logs to the logging solution?

Solution. docker logs <eontainer-id>

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Question 132

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Your organization has a centralized logging solution, such as Splunk.

Will this configure a Docker container to export container logs to the logging solution?

Solution. Set the log-driver-and log-opt keys to values for the logging solution (Splunk) in the daemon.json file.

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Question 133

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Will this command list all nodes in a swarm cluster from the command line?

Solution. 'docker inspect nodes

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Question 134

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The Kubernetes yaml shown below describes a networkPolicy.

Docker DCA image Question 134 125620 11082024190026000000

Will the networkPolicy BLOCK this trafftc?

Solution. a request issued from a pod bearing the tier: backend label, to a pod bearing the tier: frontend label

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Question 135

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Is this a Linux kernel namespace that is disabled by default and must be enabled at Docker engine runtime to be used?

Solution. pid

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Question 136

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Will this command mount the host's '/data1 directory to the ubuntu container in read-only mode?

Solution. 'docker run -v /data:/mydata -mode readonly ubuntu'

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Question 137

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Will this command mount the host's '/data* directory to the ubuntu container in read-only mode?

Solution. 'docker run -add-volume /data /mydata -read-only ubuntu'

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Question 138

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Will this command list all nodes in a swarm cluster from the command line?

Solution. 'docker inspect nodes

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Question 139

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Will This command list all nodes in a swarm cluster from the command line?

Solution. 'docker swarm nodes'

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Question 140

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Is this a type of Linux kernel namespace that provides container isolation?

Solution. Process ID

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Related questions

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.
Will this command display a list of volumes for a specific container? Solution. 'docker container logs nginx --volumes'
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
Will this command list all nodes in a swarm cluster from the command line? Solution. 'docker inspect nodes
Is this a supported user authentication method for Universal Control Plane? Solution. x.500
One of several containers in a pod is marked as unhealthy after failing its livenessProbe many times. Is this the action taken by the orchestrator to fix the unhealthy container? Solution: The controller managing the pod is autoscaled back to delete the unhealthy pod and alleviate load.
A user's attempts to set the system time from inside a Docker container are unsuccessful. Could this be blocking this operation? Solution. SELinux
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?
Is this a function of UCP? Solution: enforces the deployment of signed images to the cluster