Which HTTP header combo is commonly used to control CDN and browser caching?

Problem Statement

Explanation

Cache-Control sets TTL and cacheability. ETag or Last-Modified enables conditional GETs to validate content cheaply. CDNs and browsers use these signals to reduce origin load.

Code Solution

SolutionRead Only

Cache-Control: public, max-age=300
ETag: "a1b2c3"

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Caching in System Design

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Which HTTP header combo is commonly used to control CDN and browser caching?

Problem Statement

Explanation

Code Solution

Practice Sets

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Master Interviews Anywhere, Anytime

Which HTTP header combo is commonly used to control CDN and browser caching?

Problem Statement

Explanation

Code Solution

Practice Sets

Related Questions

Which statement best describes the Single Responsibility Principle?

Open–Closed Principle encourages what practice when adding features?

High-Level Design (HLD) typically focuses on which artifacts?

Which UML diagram best captures interactions over time between components?

Which pairing describes a healthy design goal?

More from System Design

Master Interviews
Anywhere, Anytime