Ansible Interview Questions and Answer – Part 10

How would you ensure your application is configured correctly for different types of tests?

• This is not possible.
• Create multiple configuration files for your application, one per type of test. (Ans)
• Use multiple machines, one per type of test.
• Clone multiple copies of your application, one per type of test.

Which statement best describes Docker Compose?

• A file that describes how to build a single Docker image
• Tooling that allows you to build a hierarchy of Docker images
• Tooling that describes a multi-container environment and runs services in that environment (Ans)
• A file that describes a multi-container environment

What format is used for AWS CloudFormation templates?

• JavaScript
• Groovy
• JSON (Ans)
• YAML

When you install a source distribution, which of the following tasks is required?

• The distribution is extracted and copied to the target file system
• The application source is built
• All of these (Ans)
• The application source is compiled

Which of the following describes how the Ansible module typically operates when using AWS modules?

• Ansible connects to your local machine using a local connection, which then communicates with AWS services. (Ans)
• Ansible connects to a remote host using HTTP, which then communicates with AWS services.
• Ansible connects to a remote host using SSH, which then communicates with AWS services.
• Ansible connects to your local machine using SSH, which then communicates with AWS services.

Which of the following are examples of clean up commands in a Docker Compose environment?

• docker-compose kill
• All of these (Ans)
• docker-compose run –rm
• docker-compose rm

Which of the following is created during the build stage?

• Application Artifacts (Ans)
• Docker Images
• Virtual Machine Images
• All of these

Which metadata property lists the current tags associated with an image?

• CurrentLabels
• RepoTags (Ans)
• CurrentTags
• RepoLabels

Which of the following represents the lowest level of automation in the continuous delivery workflow?

• docker-compose commands
• docker commands
• make commands
• Dockerfile directives (Ans)

Which of the following is used to automate creation of multi-container environments?

• Docker Compose (Ans)
• Docker Machine
• Docker Engine
• Docker Client

What is the first stage of a continuous delivery workflow?

• Test (Ans)
• Build
• Release
• Deploy

You would NOT typically use changes to the _ as a trigger for your continuous delivery workflow.

• Application source code
• Parent image of your base image
• Development image (Ans)
• Base image

What form of testing is performed during the release phase of continuous delivery?

• Integration testing
• Manual testing
• Acceptance testing (Ans)
• Unit testing

What is the best approach to speed up the installation process of application dependencies in a Docker container?

• Create a cache folder in the container to cache downloaded dependencies.
• Use a faster computer.
• Use a volume container to cache downloaded dependencies. (Ans)
• Use a faster Internet connection.

Which type of character is required to separate rules in a make target?

• Space
• Tab (Ans)
• Comma
• Colon

When is it acceptable to use volume mappings?

• All of these
• When you need to exchange files between Docker containers and the Docker Client
• When you need to exchange files between Docker containers and the Docker Swarm Cluster
• When you need to exchange files between Docker containers and the Docker Host (Ans)

Which docker-compose command can be used to override the settings of a defined service?

• docker-compose up
• docker-compose attach
• docker-compose exec
• docker-compose run (Ans)

Which type of volume would you use if you need to persist data across multiple workflow runs?

• Internal Volume
• Volume Mapping
• Volume Container
• External Volume (Ans)

Which of the following are examples of initialisation tasks you need to perform in the release environment?

• Adding a required operating system package to the base image
• Adding a required operating system package to the parent image
• All of these
• Populating the database with schema, tables and sample data (Ans)

Which of the following best describes an ECS Task?

• An application process that runs and then exits
• An application process that runs continuously
• A Docker container that runs continuously
• A Docker container that runs and then exits (Ans)

How do you reduce the size of the Docker build context?

• Exclude unneeded folders using .dockerignore. (Ans)
• Exclude unneeded folders in your Dockerfile.
• This is not possible.
• Exclude unneeded folders using .gitignore.

Rajesh Kumar

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