Which of the following git commands is used to manage files in a repository? (Choose two correct answers.)

1. A. git rm
2. B. git cp
3. C. git mv
4. D. git move
5. E. git copy

Correct Answer: AC

The following command is issued on two docker nodes:
docker network create --driver bridge isolated_nw
Afterwards, one container is started at each node with the parameter --network=isolated_nw. It turns out that the containers can not interact with each other. What must be done in order to allow the containers to interact with each other? (Choose two correct answers.)

1. A. Use a host network instead of a bridged network.
2. B. Add the option --inter-container to the docker network create command.
3. C. Start the containers on the same node.
4. D. Change the --network parameter of docker create to --network=isolated_nw,nofence.
5. E. Use an overlay network instead of a bridged network.

Correct Answer: CD
Reference https://docs.docker.com/v17.09/engine/userguide/networking/#bridge-networks

What must be the first line of a plain text user-data configuration containing YAML configuration for cloud-init?

1. A. cloud-config:
2. B. --- cloud-config
3. C. #!/usr/bin/cloud-init
4. D. [cloud-config]
5. E. #cloud-config

Correct Answer: E
Reference https://cloudinit.readthedocs.io/en/latest/topics/examples.html

Which git sub command copies a local commit to a remote repository? (Specify ONLY the sub command without any path or parameters.)
Solution:
clone

Does this meet the goal?

1. A. Yes
2. B. No

Correct Answer: A

Which of the following commands lists the nodes in a Docker Swam cluster?

1. A. docker-swarm listnodes
2. B. docker engine ls
3. C. docker node ls
4. D. docker machine ls
5. E. docker swarm nodes

Correct Answer: C
Reference https://docs.docker.com/engine/swarm/manage-nodes/