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Master proxy server concepts for system design interviews. Covers forward vs reverse proxy, collapsed forwarding, SSL termination, API gateways, L4 vs L7 proxies, and FAANG interview scripts.

A web crawler is an automated software program that browses the World Wide Web in a methodical manner. It recursively fetches links from a set of seed pages to collect documents, which search engines then index to enable fast information retrieval.

Master database indexing for system design interviews. Covers index types, B-Tree vs hash, composite and covering indexes, cardinality, clustered vs non-clustered, and FAANG interview scripts.

Master Server-Side vs Client-Side Caching - System Design Interview Guide for system design interviews with FAANG-level scripts and trade-off analysis.