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 Question: 1

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

A. 'docker container run --name nginxtest --volumes=/app nginx'

B. 'docker container run --name nginxtest -v /app:mount nginx'

C. 'docker container run --name nginxtest --volumes myvol:/app:new nginx'

D. 'docker container run --name nginxtest -v myvol:/app nginx'

Answer: A

Question: 2

Which one of the following commands will show a list of volumes for a specific container?

A. 'docker container logs nginx --volumes'

B. 'docker container inspect nginx'

C. 'docker volume inspect nginx'

D. 'docker volume logs nginx --containers'

Answer: B

Question: 3

Which of the following constitutes a production-ready devicemapper configuration for the Docker

engine?

A. Create a volume group in devicemapper and utilize the '--dm.thinpooldev' Docker daemon

option, specifying the volume group

B. Format a partition with xfs and mount it at '/var/lib/docker'

C. Utilize the '--storage-opt dm.directlvm_device' Docker daemon option, specifying a block

device

D. Nothing, devicemapper comes ready for production usage out of the box

Answer: C

Question: 4

Which one of the following commands will result in the volume being removed automatically once

the container has exited?

A. 'docker run --del -v /foo busybox'

B. 'docker run --read-only -v /foo busybox'

C. 'docker run --rm -v /foo busybox'

D. 'docker run --remove -v /foo busybox'

Answer: C

Question: 5

A container named "analytics" that stores results in a volume called "data" was created.

docker run -d --name=analytics -v data:/data app1 How are the results accessed in "data" with another container called "app2"?

A. docker run -d --name=reports --volume=data app2

B. docker run -d --name=reports --volumes-from=analytics app2

C. docker run -d --name=reports --volume=app1 app2

D. docker run -d --name=reports --mount=app1 app2

Answer: B