PCNE Configuring Network Services Practice Question
A company is using Traffic Director with Envoy sidecars. They want to enable mutual TLS (mTLS) between services. Which two steps are required? (Choose two.)
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
✓
Enable mTLS in Traffic Director configuration
To enable mTLS, you need to enable mTLS in Traffic Director and configure Envoy sidecars with certificates.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
Enable mTLS in Traffic Director configuration
Why this is correct
Correct: mTLS must be enabled in Traffic Director.
- ✗
Deploy a service mesh with Istio
Why it's wrong here
Traffic Director is a managed control plane; Istio is not required.
- ✓
Configure Envoy sidecars with certificates
Why this is correct
Correct: Envoy needs certificates for mTLS.
- ✗
Use a Global HTTPS Load Balancer
Why it's wrong here
Not related to internal mTLS.
- ✗
Set up Cloud DNS
Why it's wrong here
DNS is not required for mTLS.
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Written by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
This PCNE practice question is part of Courseiva's free Google Cloud 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 PCNE exam.