When should a CDN be placed in your HLD?

Problem Statement

Explanation

CDNs push bytes closer to users and absorb traffic spikes. They reduce origin load and tail latency for assets or cacheable API responses. Use cache keys, TTLs, and invalidation paths that reflect personalization and auth.

Code Solution

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Cache-Key: path + query(normalized)

Practice Sets

This question appears in the following practice sets:

High-Level Design (HLD) Interview Core

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When should a CDN be placed in your HLD?

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?

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More from System Design

Master Interviews Anywhere, Anytime

When should a CDN be placed in your HLD?

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