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LPI 701-100 Exam Practice Questions (P. 5)

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Question #21
Which of the following functions are provided by the Ansible apt module? (Choose two correct answers.)
  1. A
    Update an installed package to the latest version.
  2. B
    Update the list of available packages from configured repositories.
  3. C
    Re-compile an installed package from the source code.
  4. D
    Add the URL of a new repository to the package manager configuration.
  5. E
    Install a dpkg based Linux distribution on an empty target system.

Correct Answer:
BE
Reference https://docs.ansible.com/ansible/latest/modules/apt_module.html

Question #22
What statement is true regarding the Swarm service created by the following command? docker service create --name myweb --network webnet --mode global nginx
  1. A
    It runs exactly one time in the Swarm and cannot be scaled.
  2. B
    It runs exactly once on each node in a Swarm.
  3. C
    It runs on one node by default and can be scaled to an arbitrary number of replicas.
  4. D
    It runs on all nodes which provide the network webnet.
  5. E
    It runs only on those nodes which support the network type global.

Correct Answer:
C

Question #23
Which of the following mechanisms are used for service discovery in a container environment? (Choose two correct answers.)
  1. A
    The container platform offers a command like docker service discover which should be run within a container.
  2. B
    The container platform sets environment variables containing service information within the containers.
  3. C
    The container platform lists localhost ports assigned to containers in each container's /etc/services file.
  4. D
    The container platform mounts the sockets for all available services into the container's file systems.
  5. E
    The container platforms maintains DNS records which point to containers offering a specific service.

Correct Answer:
BE

Question #24
Which of the statements below are true about the volume created by the following command? (Choose two correct answers.) docker run ""v /data ""ti debian
  1. A
    The new /data volume contains a copy of the complete container's base image.
  2. B
    The volume containing the container's rootfile system is retained until the /data volume is deleted.
  3. C
    The /data volume is discarded when the container terminates.
  4. D
    The /data volume can be attached to another Docker container.
  5. E
    If the command is run a second time, another volume for /data is created.

Correct Answer:
DE

Question #25
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/

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