Network Defense Essentials (NDE) Practice Exam 2025 - Free Network Defense Practice Questions and Study Guide

The Docker Daemon is the core component of the Docker engine responsible for managing Docker images, containers, networks, and storage volumes. It runs as a background process and listens for API requests. The daemon can create and manage Docker containers, enabling the orchestration of various components required for containerized applications.

It handles tasks such as pulling images from repositories, provisioning containers, and managing their lifecycle. This includes operations like starting, stopping, and deleting containers, as well as networking tasks to allow communication between containers and managing storage volumes.

In contrast, other components like Docker Hub serve as a cloud-based registry for sharing images, Docker CLI provides the command-line interface for user interaction with the Docker daemon, and Docker Compose is a tool for defining and managing multi-container Docker applications but does not directly handle image or container management. Therefore, the Docker Daemon is fundamental to the operation of Docker and its various functionalities.