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701-100 DevOps Tools Engineer Question and Answers

Question # 4

Which of the following elements are presents in a Vagrant box file? (Choose two correct answers.)

A.

A Vagrant guest configuration file that is used to create instances of the box.

B.

Configuration files for provisioners such as Ansible.

C.

The installer for the Vagrant version which is required to run the box.

D.

A metadata file describing the box and its requirements.

E.

A base file system image in a format supported by the provider of the box.

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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.)

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Question # 6

Which of the following conditionals exist in an Ansible playbook? (Choose three correct answers.)

A.

with_nodes

B.

with_playbook

C.

with_sequence

D.

with_items

E.

with_nested

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Question # 7

How does Vagrant run virtual machines?

A.

Vagrant uses a vagrant-specific hypervisor called VagrantVM.

B.

Vagrant has to be run within a running virtual machine which is not controlled by Vagrant.

C.

Vagrant ships with an embedded version of VirtualBox.

D.

Vagrant uses so-called provides which control external hypervisors such as VirtualBox.

E.

Vagrant generates virtual machine images but does not provide a mechanism to run them.

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Question # 8

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

A.

docker-swarm listnodes

B.

docker engine ls

C.

docker node ls

D.

docker machine ls

E.

docker swarm nodes

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Question # 9

Which of the following statements regarding microservices are true? (Choose three correct answers.)

A.

Microservices facilitate the replacement of the implementation of a specific functionality.

B.

Microservices applications are hard to scale because microservice architecture allow only one instance of each microservice.

C.

Integration tests for microservices are not possible until all microservices forming a specific application are completely developed.

D.

Interaction between microservices can be slower that the interaction of similar components within a monolithic application.

E.

Within one application, individual microservices can be updated and redeployed independent of the remaining microservices.

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