PCNE Configuring Network Services Practice Question
You need to configure health checks for a backend service that uses gRPC for health checking. Which health check type should you use?
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
✓
gRPC
For gRPC health checks, the correct health check type is gRPC, which sends a gRPC HealthCheckRequest to the backend.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
HTTP
Why it's wrong here
HTTP health checks use HTTP GET requests, not suitable for gRPC.
- ✗
TCP
Why it's wrong here
TCP health checks only check port connectivity, not application health.
- ✓
gRPC
Why this is correct
gRPC health checks use the gRPC protocol to probe the backend's health.
- ✗
HTTPS
Why it's wrong here
HTTPS health checks use HTTPS, not gRPC.
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Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
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