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Question 105 - DCA discussion

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In the context of a swarm mode cluster, does this describe a node?

Solution: an instance of the Docker engine participating in the swarm

A.

Yes

Answers
A.

Yes

B.

No

Answers
B.

No

Suggested answer: A

Explanation:

In the context of a swarm mode cluster, an instance of the Docker engine participating in the swarm is indeed a node1.A node can be either a manager or a worker, depending on the role assigned by the swarm manager2.A manager node handles the orchestration and management of the swarm, while a worker node executes the tasks assigned by the manager2.A node can join or leave a swarm at any time, and the swarm manager will reconcile the desired state of the cluster accordingly1.Reference:

1: Swarm mode overview | Docker Docs

2: Manage nodes in a swarm | Docker Docs

asked 08/11/2024
Ilya Shadrin
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