System Design Fundamentals

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Domain Name System (DNS): Flashcards Review

Flashcards Review

Use these flashcards to review the key ideas from the Domain Name System (DNS) chapter before you take the assessment. Each card shows a term or question on the front and a short answer on the back. Try to answer first, then flip to check. The deck covers what DNS is and why it matters, DNS components and server types, the resolution process with recursive and iterative queries, caching and TTL, and load balancing techniques for high availability.

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