Question

What is the purpose of a Docker stack?

A) To define and manage multi-service applications in a Docker swarm

B) To define and manage single-service applications in a Docker swarm

C) To define and manage Docker images in a Docker registry

D) To define and manage Docker containers on a single node

Answer 1

Solution:A

Explanation: A Docker stack is used to define and manage multi-service applications in a Docker swarm. It allows developers to define a set of related services, their configuration, and their dependencies in a single file.