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Study Guide: Google Cloud Professional Cloud Network Engineer (PCNE) Exam Survival Guide
Source: https://www.fatskills.com/google-cloud-certified-professional-data-engineer/chapter/google-cloud-professional-cloud-network-engineer-pcne-exam-survival-guide

Google Cloud Professional Cloud Network Engineer (PCNE) Exam Survival Guide

By Fatskills Exam Guides Team — the exam nerds behind 28,500+ quizzes and 2.1M practice questions across 500+ global exams.

⏱️ ~1 min read

About exam (official): 2 hours, 50–60 Q, EN/JA; domains: design/plan, VPC, managed services, hybrid interconnect, operate/troubleshoot. 

Must-do (80/20)

  • VPC design: subnets, secondary ranges, shared VPC, Private Google Access, Cloud NAT.
  • LB & CDN: External/Internal LBs, NEG types, Cloud CDN, Cloud Armor.
  • Hybrid: Cloud VPN (HA), Interconnect/Partner, routing priorities; DNS.
  • Security: FW rules, hierarchical FW, VPC-SC basics; TLS offload.
  • Ops: Flow logs, Logs Explorer, Connectivity Tests, Reachability, Network Intelligence.

Top traps

  • Zonal backends for global needs; wrong NEG; mixing service perimeter (VPC-SC) with network perimeters.
  • BGP priorities/as-path ignorance in hybrid routing.

Last-48h

  • 4 designs: shared-VPC SaaS; global HTTP(S) LB with multi-region MIGs; HA VPN + Failover; private GKE control plane Egress via NAT.
  • Build a routing table cheat: static vs dynamic, priorities, import/export.

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