Absolute Free DCA Exam Practice for Comprehensive Preparation 

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

Will this Linux kernel facility limit a Docker container's access to host resources, such as CPU or memory? Solution: cgroups

The following Docker Compose file is deployed as a stack:

Is this statement correct about this health check definition? Solution: Health checks test for app health ten seconds apart. Three failed health checks transition the container into “unhealthy” status. 

Will this sequence of steps completely delete an image from disk in the Docker Trusted Registry? Solution: Manually delete all layers used by the image on the disk from the Docker Trusted Registry. 

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