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What does "S3 bucket" mean in programming?

S3 bucket is one of the most common terms in software development. This guide explains what it means, how it is used in practice, and why it matters, with real examples from the developer world.

Definition

A container for objects (files and metadata) stored in Amazon Simple Storage Service. Buckets are globally unique, region-specific, and support fine-grained access control via IAM policies and bucket policies.

Example

"Upload the build artifacts to the S3 bucket so the CDN can serve them."

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