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CV0-003 · Question #540

A software development manager is looking for a solution that will allow a team of developers to work in isolated environments that can be spun up and torn down quickly. Which of the following is…

The correct answer is A. Containers. Containers provide lightweight, isolated runtime environments that can be created and destroyed in seconds, making them ideal for developer workflows.

Deployment

Question

A software development manager is looking for a solution that will allow a team of developers to work in isolated environments that can be spun up and torn down quickly. Which of the following is the MOST appropriate solution?

Options

  • AContainers
  • BFile subscriptions
  • CBallooning
  • DSoftware-defined storage

How the community answered

(31 responses)
  • A
    87% (27)
  • B
    3% (1)
  • C
    6% (2)
  • D
    3% (1)

Why each option

Containers provide lightweight, isolated runtime environments that can be created and destroyed in seconds, making them ideal for developer workflows.

AContainersCorrect

Containers encapsulate an application and its dependencies into a portable, isolated unit that starts and stops in seconds without the overhead of a full virtual machine. This makes them the preferred solution for giving development teams fast, reproducible, isolated environments that closely mirror production. Each developer can run their own container instance without interfering with others.

BFile subscriptions

File subscriptions are a data delivery or notification mechanism, not a technology for creating isolated compute environments.

CBallooning

Ballooning is a hypervisor memory management technique that dynamically reclaims unused guest VM memory, not a method for provisioning isolated developer environments.

DSoftware-defined storage

Software-defined storage abstracts underlying storage hardware to enable flexible provisioning, but it does not provide isolated compute environments for development teams.

Concept tested: Containers for isolated developer environments

Source: https://docs.docker.com/guides/docker-concepts/the-basics/what-is-a-container/

Topics

#containers#developer environments#isolation#rapid deployment

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