DCA PDF Exam Material 2024 Realistic DCA Dumps Questions [Q96-Q113]

NO.96 Is this a way to configure the Docker engine to use a registry without a trusted TLS certificate?
Solution: Pass the ‘–insecure-registry’ flag to the daemon at run time.

NO.97 Is this a supported user authentication method for Universal Control Plane?
Solution.SAML

NO.98 During development of an application meant to be orchestrated by Kubernetes, you want to mount the /data directory on your laptop into a container.
Will this strategy successfully accomplish this?
Solution: Create a PersistentVolume with storageciass: “” and hostPath: /data, and a persistentVolumeClaim requesting this PV. Then use that PVC to populate a volume in a pod

NO.99 What is the difference between the ADD and COPY dockerfile instructions? (choosen 2)

NO.100 A users attempts to set the system time from inside a Docker container are unsuccessful. Could this be blocking this operation?
Solution: inter-process communication

NO.101 Is this a function of UCP?
Solution: enforces the deployment of signed images to the cluster

NO.102 Is this a type of Linux kernel namespace that provides container isolation?
Solution: Storage

NO.103 In the context of a swarm mode cluster, does this describe a node?
Solution: an instance of the Docker engine participating in the swarm

NO.104 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

NO.105 Will this configuration achieve fault tolerance for managers in a swarm?
Solution: only two managers, one active and one passive.

NO.106 Will this command display a list of volumes for a specific container?
Solution. ‘docker container inspect nginx’

NO.107 Which set of commands can identify the publishd port(s) for a container? (Choose 1.)

NO.108 Wha is the purpose of Docker Content Trust?

NO.109 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 any pod with the label app: nginx on port 8080 will be forwarded to port 80 in that pod.

NO.110 Will this command list all nodes in a swarm cluster from the command line?
Solution. ‘docker inspect nodes

NO.111 Is this the purpose of Docker Content Trust?
Solution: Enable mutual TLS between the Docker client and server.

NO.112 A company’s security policy specifies that development and production containers must run on separate nodes in a given Swarm cluster.
Can this be used to schedule containers to meet the security policy requirements?
Solution: node taints

NO.113 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 any pod with the label app: nginx on port 8080 will be forwarded to port 80 in that pod.