Consul 1.15 Service Discovery Practice Question

Which TWO of the following actions occur when a node fails in a Consul cluster?

Answer choices

Why each option matters

Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.

Correct answer & explanation

✓

All services on the node are marked critical.

The node is marked down, and its services are removed from the catalog.

Answer analysis

Option-by-option breakdown

For each option: why learners choose it and why it is or isn't the right answer here.

✓
All services on the node are marked critical.
Why this is correct
Health status changes.
✗
The node is immediately deleted from the cluster.
Why it's wrong here
It is marked as failed, not deleted.
✗
The node is automatically rebooted.
Why it's wrong here
Consul cannot reboot nodes.
✓
Services on the node are removed from DNS results.
Why this is correct
Impacts service discovery.
✗
The entire cluster shuts down.
Why it's wrong here
Consul is resilient.

About these practice questions

Courseiva writes every Consul 1.15 question from scratch — 194 in total, each with an explanation and a wrong-answer breakdown. None are copied from real exams or dumps. Learn why practice questions differ from exam dumps →

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Written and reviewed by Johnson Ajibi, MSc IT Security

Senior Network & Security Engineer · founder of Courseiva

Last reviewed August 2026 · checked against the official HashiCorp exam blueprint

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This Consul 1.15 practice question is part of Courseiva's free HashiCorp certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the Consul 1.15 exam.