701-100 Exam Training Practice Tests (Lpi Linux Professional Institute DevOps Tools Engineer Exam 701)]

Question 1

Which of the log messages below matches the following Logstash grok filter?
grok {
match => ["message", "%{SYSLOGBASE} new node %{IPORHOST:node}" ]
}

A. Jun 30 00:36:49 headnode clustermanager[12353]: new node 198.51.100.103 B. Jun 30 00:36:49 headnode: new node 198.51.100.103 at clustermanager:12353 C. Jun 30 00:36:49 headnode clustermanager[198.51.100.103]: new node D. %{SYSLOG-FROM:headnode clustermanager[12353]} new node 198.51.100.103 E. clustermanager[12353]: Jun 30 00:36:49 headnode new node 198.51.100.103

Correct Answer: A

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Question 2

What implications does container virtualization have for DevOps? (Choose two answers.)

A. Containers complicate the deployment of software and require early deployment tests. B. Containers require developers to have detailed knowledge of their IT infrastructure. C. Containers decouple the packaging of an application from its infrastructure. D. Containers require application specific adjustment to the container platform. E. Containers let developers test their software under production conditions.

Correct Answer: C,E

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Question 3

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

A. The /data volume can be attached to another Docker container. B. If the command is run a second time, another volume for /data is created. C. The volume containing the container's rootfile system is retained until the /data volume is deleted. D. The /data volume is discarded when the container terminates. E. The new /data volume contains a copy of the complete container's base image.

Correct Answer: A,B

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Question 4

Which Ansible modules can be used to change the contents of a file? (Choose three correct answers.)

A. lineinfile B. modify C. patch D. replace E. insert

Correct Answer: A,C,D

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Question 5

Which docker-machine sub command outputs a list of commands that set environment variables which are required to make docker work with a Docker host managed by docker-machine? (Specify only the sub command without any path or parameters.)

Correct Answer:

env
Explanation:
The docker-machine env subcommand outputs a list of commands that set environment variables required to make Docker work with a Docker host managed by docker-machine. These variables configure the Docker client to communicate with the Docker Engine on the specified host.
References: Docker Documentation - docker-machine env

Question 6

What statement is true regarding the Swarm service created by the following command?
docker service create --name myweb --network webnet --mode global nginx

A. It runs only on those nodes which support the network type global. B. It runs exactly once on each node in a Swarm. C. It runs on one node by default and can be scaled to an arbitrary number of replicas. D. It runs exactly one time in the Swarm and cannot be scaled. E. It runs on all nodes which provide the network webnet.

Correct Answer: B

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Lpi Linux Professional Institute DevOps Tools Engineer Exam 701 - 701-100 Exam Practice Test