NO.76 Which statement is correct about cluster management in Docker Enterprise Edition 3.x?

NO.77 Will this command list all nodes in a swarm cluster from the command line?
Solution: ‘docker swarm nodes’

NO.78 Does this command display all the pods in the cluster that are labeled as ‘env: development’?
Solution: ‘kubectl get pods –all-namespaces -label env=development’

NO.79 Will this action upgrade Docker Engine CE to Docker Engine EE?
Solution: Uninstall ‘docker-ce’ package before installing ‘docker-ee’ package.

NO.80 You want to create a container that is reachable from its host’s network. Does this action accomplish this?
Solution: Use either EXPOSE or –publish to access the containers on the bridge network

NO.81 Is this a Linux kernel namespace that is disabled by default and must be enabled at Docker engine runtime to be used?
Solution: user

NO.82 A host machine has four CPUs available and two running containers. The sysadmin would like to assign two CPUs to each container.
Which of the following commands achieves this?

NO.83 Will this Linux kernel facility limit a Docker container’s access to host resources, such as CPU or memory?
Solution: namespaces

NO.84 Will this Linux kernel facility limit a Docker container’s access to host resources, such as CPU or memory?
Solution: seccomp

NO.85 The output of which command can be used to find the architecture and operating system an image is
compatible with?

NO.86 Which of the following modes can be used for service discovery of a Docker swarm service (Pick 2 correct answers)

NO.87 In Docker Trusted Registry, how would a user prevent an image, for example ‘nginx:latest’ from being overwritten by another user with push access to the repository?

NO.88 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

NO.89 Is this a type of Linux kernel namespace that provides container isolation?
Solution: Storage

NO.90 What is the docker command to find the current logging driver for a running container?

NO.91 What is the purpose of multi-stage builds?

NO.92 A docker service ‘web’ is running with a scale factor of 1 (replicas = 1).
Bob intends to use the command ‘docker service update –replicas=3 web’.
Alice intends to use the command ‘docker service scale web=3’.
How do the outcomes oft these two commands differ?

NO.93 Which command interactively monitors all container activity in the Docker engine?

NO.94 Does this command display all the pods in the cluster that are labeled as ‘env: development’?
Solution: ‘kubectl get pods -I env=development’