IP Addressing and Subnetting — Study Resources & PYQs

Curated resources, past papers and PYQs for IP Addressing and Subnetting.

Study resources

Subnetting Explained (Video) — A clear, practical explanation of IP addressing and subnetting.
What Is a Subnet? (Article) — Cloudflare's clear explanation of subnetting and CIDR notation.
AWS Skill Builder (Article) — AWS's own official, free digital training platform with hands-on labs and courses for this exact topic area.
Microsoft Learn Training (Article) — Microsoft's own official, free training platform with hands-on modules for this exact topic area.
Google Cloud Skills Boost (Article) — Google Cloud's own official, free training platform with hands-on labs for this exact topic area.