Question 1

Can this set of commands identify the published port(s) for a container? Solution: docker container inspect', 'docker port'

Options :

A : Yes

B : No

Answer: A

Question 2

Is this a way to configure the Docker engine to use a registry without a trusted TLS certificate? Solution: Set IGNORE_TLS in the 'daemon.json' configuration file.

Options :

A : Yes

B : No

Answer: B

Question 3

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.

Options :

A : Yes

B : No

Answer: A

Question 4

Will this command list all nodes in a swarm cluster from the command line? Solution: 'docker swarm nodes'

Options :

A : Yes

B : No

Answer: B

Question 5

What behavior is expected when a service is created with the following command: 'docker service create -- publish 8000:80 nginx'

Options :

A : All nodes in the cluster will listen on port 8080 and forward to port 80 in the container.

B : Only a single node in the cluster will listen on port 8080 and forward to port 80 in the container.

C : All nodes in the cluster will listen on port 80 and forward to port 8080 in the container.

D :

Only a single node in the cluster will listen on port 80 and forward to port 8080 in the container.

Answer: A

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