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PCNE Network Services Question Bank (3 Questions)

Browse all 3 practice questions covering Configuring Network Services for the PCNE certification exam. Each question includes the full answer and a detailed explanation to help you understand the concepts.

Question 1Configuring Network Services
How do you configure TLS/SSL settings for a Cloud Load Balancer?
AUse default settings always
BCreate SSL policies specifying minimum TLS version (1.2+), cipher suite profile (MODERN, RESTRICTED, CUSTOM), and use Google-managed SSL certificates for automatic provisioning and renewal✓
CTLS is handled by backends only
DUse self-signed certificates
Show Answer & Explanation
Correct Answer: B
Explanation:
SSL policies: minimum TLS version (TLS 1.0/1.1/1.2), profiles (COMPATIBLE: broadest support, MODERN: TLS 1.2+ modern ciphers, RESTRICTED: TLS 1.2+ limited ciphers, CUSTOM: pick individual ciphers). SSL certificates: Google-managed (auto-provision, auto-renew, free), self-managed (upload your own). Certificate Manager: manage hundreds of certs, wildcard support. Apply to: HTTPS load balancers, SSL proxy LBs.
Question 2Configuring Network Services
How do you serve static content from Cloud Storage through a load balancer with Cloud CDN?
AUse a backend service pointing to GCS
BCreate a backend bucket in the URL map — the load balancer serves Cloud Storage objects directly, with Cloud CDN caching at the edge for low-latency delivery✓
CUse Cloud Functions as proxy
DCloud Storage can't be behind an LB
Show Answer & Explanation
Correct Answer: B
Explanation:
Backend bucket: URL map routes to Cloud Storage bucket instead of backend service. Configuration: create backend bucket (reference GCS bucket), add to URL map (e.g., /static/* → backend-bucket). Cloud CDN: enable on backend bucket for edge caching. Use: static websites, media files, SPA assets. Auth: signed URLs/cookies for private content. Combine: /api/* → backend service, /* → backend bucket.
Question 3Configuring Network Services
When should you use a TCP/SSL Proxy Load Balancer instead of an Application Load Balancer?
AAlways use Application LB
BTCP Proxy: for non-HTTP TCP traffic needing global LB (databases, game servers). SSL Proxy: for SSL/TLS non-HTTP traffic. Application LB: only for HTTP/HTTPS/gRPC✓
CThey are the same
DProxy LBs are deprecated
Show Answer & Explanation
Correct Answer: B
Explanation:
Load balancer selection: Application LB (L7): HTTP/HTTPS/HTTP2/gRPC — URL routing, host routing, header-based routing. TCP Proxy (L4): non-HTTP TCP — global anycast, SSL offloading optional, backend connection management. SSL Proxy (L4): TLS termination for non-HTTP — global, certificate management. Network LB (L4): UDP, ESP, or when client IP preservation needed (passthrough). Choose by: protocol and features needed.

Key Network Services Concepts for PCNE

cloud dnscloud cdncloud natload balancersslnetwork service tier

PCNE Network Services Exam Tips

Configuring Network Services questions in PCNE are typically scenario-based. Focus on service-level decision making aligned to official exam objectives. Priority concepts: cloud dns, cloud cdn, cloud nat, load balancer, ssl, network service tier.

What PCNE Expects

Anchor your answer in select the most practical, secure, and scalable answer for the stated scenario.
Network Services scenarios for PCNE are frequently mapped to Domain 3 (~20%), so read the objective carefully before picking controls or architecture.
Expect multi-service scenarios where Network Services interacts with IAM, networking, storage, or observability patterns rather than appearing as an isolated service question.
When two options are both technically valid, prefer the choice that best aligns with the exam's operational scope (Professional) and managed-service best practices.

High-Value Network Services Concepts

Know the core Network Services building blocks cold: cloud dns, cloud cdn, cloud nat, load balancer.
Review the edge-case features and limits for ssl, network service tier; these details are commonly used to differentiate answer choices.
Practice service-integration reasoning: how Network Services pairs with VPC Implementation, Hybrid Connectivity in real deployment patterns.
For PCNE, explain why the chosen Network Services design meets reliability, security, and cost expectations better than the alternatives.

Common PCNE Traps

Watch for answers that partially solve the requirement but miss operational constraints.
Questions in Network Services often include distractors that look correct for Network Services but violate least-privilege, durability, or availability requirements.
Avoid picking options purely by feature name; validate data path, failure handling, and governance impact before answering.
If the prompt hints at automation or repeatability, eliminate manual-only operational answers first.

Fast Review Checklist

Can you compare at least two Network Services implementation paths and justify which one best fits the scenario?
Can you map the chosen answer back to Network Services (~20%) outcomes for PCNE?
Can you explain security and access boundaries for Network Services without relying on default-open assumptions?
Can you describe how Network Services integrates with VPC Implementation and Hybrid Connectivity during failure, scaling, and monitoring events?

Exam Domains Covering Network Services

Domain 3Network Services~20%

Related Resources

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⚡ Configuring Network Services - PCNE Practice Questions