Frequently asked questions for OCI 2025 Networking Professional (1Z0-1124-25): prerequisites, difficulty, what to focus on, and study strategy.
It helps. The exam assumes you can reason about routing, segmentation, and connectivity trade-offs.
DRG + connectivity (VPN/FastConnect) and the security list vs NSG decision logic.
Choosing designs that are insecure by default (overly public subnets, broad ingress rules, no segmentation).