[Nov 04, 2023] Dumps Collection DCA Test Engine Dumps Training With 145 Questions [Q70-Q91]

Q70. Will this configuration achieve fault tolerance for managers in a swarm?
Solution: only two managers, one active and one passive.

Q71. You created a new service named ‘http* and discover it is not registering as healthy. Will this command enable you to view the list of historical tasks for this service?
Solution. ‘docker inspect http”

Q72. A server is running low on disk space. What command can be used to check the disk usage of images, containers, and volumes for Docker engine?

Q73. Which of the following commands wifi automatically create a volume when a container is started?

Q74. 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: Add a volume to the pod that sets hostPath.path: /data, and then mount this volume into the pod’s containers as desired.

Q75. You configure a local Docker engine to enforce content trust by setting the environment variable
DOCKER_CONTENT_TRUST=1.
If myorg/myimage: 1.0 is unsigned, does Docker block this command?
Solution: docker service create myorg/myimage:1.0

Q76. From a DevOps process standpoint, it is best practice to keep changes to an application in version control.
Which of the following will allow changes to a docker Image to be stored in a version control system?

Q77. Is this statement correct?
Solution: A Dockerfile provides instructions for building a Docker image

Q78. From a DevOps process standpoint, it is best practice to keep changes to an application in version control. Which of the following will allow changes to a docker Image to be stored in a version control system?

Q79. Will this command ensure that overlay traffic between service tasks is encrypted?
Solution: docker network create -d overlay -o encrypted=true <network-name>

Q80. Which of the following commands will create a swarm service which only listens on port 53 using the UDP protocol?

Q81. Seven managers are in a swarm cluster.
Is this how should they be distributed across three datacenters or availability zones?
Solution: 3-2-2

Q82. Will this configuration achieve fault tolerance for managers in a swarm?
Solution: an odd number of manager nodes, totaling more than two

Q83. Seven managers are in a swarm cluster.
Is this how should they be distributed across three datacenters or availability zones?
Solution: 5-1-1

Q84. Which of the following is required to install Docker EE from a package repository?

Q85. Is this a type of Linux kernel namespace that provides container isolation?
Solution: Storage

Q86. You are troubleshooting a Kubernetes deployment called api, and want to see the events table for this object. Does this command display it?
Solution: kubectl logs deployment api

Q87. Which one of the following commands will result in the volume being removed automatically once the container
has exited?

Q88. Will this command display a list of volumes for a specific container?
Solution: ‘docker container inspect nginx’

Q89. Is this a function of UCP?
Solution: scans images to detect any security vulnerability

Q90. Will this command display a list of volumes for a specific container?
Solution: docker volume inspect nginx’

Q91. Will this sequence of steps completely delete an image from disk in the Docker Trusted Registry?
Solution: Delete the image and delete the image repository from Docker Trusted Registry