Looking at what domain names are and why they are needed. The steps involved in the Domain Name System (DNS) are then described, including the role of DNS servers.
Made for OCR GCSE Computer Science Paper 1 (J277).
Part of the 1.3 Computer networks, connections, and protocols topic: https://www.youtube.com/playlist?list=PL04uZ7242_M7MRl-JuZujMcDL8WbPEngJ
Full Paper 1 playlist: https://www.youtube.com/playlist?list=PL04uZ7242_M7q9Jij-eP1ywG5mgj9iLrp
