DockerDocker
DCA · Question #151
DCA Question #151: Real Exam Question with Answer & Explanation
The correct answer is A: Yes. A node in a Docker Swarm is fundamentally an instance of the Docker Engine that actively participates in the swarm cluster.
Submitted by rachelw· Apr 18, 2026Container Orchestration
Question
In the context of a swarm mode cluster, does this describe a node? Solution: an instance of the Docker engine participating in the swarm
Options
- AYes
- BNo
Explanation
A node in a Docker Swarm is fundamentally an instance of the Docker Engine that actively participates in the swarm cluster.
Concept tested. Docker Swarm node definition
Reference. https://docs.docker.com/engine/swarm/how-swarm-mode-works/nodes/
Topics
#Docker Swarm#Node definition#Cluster architecture
Community Discussion
No community discussion yet for this question.