AWS S3 Fundamentals - Quick Guide
Coding Gears 
AWS S3 Fundamentals - Quick Guide
AWS S3 Fundamentals Quick Guide
1. What is Amazon S3?
Expert Guidance: S3 is Object Storage. It provides 11 9's of durability.
Amazon S3 provides high-speed, scalable storage. Unlike EBS (Block), S3 allows you to store files as objects.
2. Buckets vs. Objects
You create Buckets and upload Objects into them.
| Component | Key Rule |
|---|---|
| Bucket Name | Must be globally unique. |
| Object Key | The full path (e.g., docs/resume.pdf). |
3. S3 Storage Classes
Expert Guidance: Standard-IA is for data accessed less often but needed immediately.
| Class | Best Use Case |
|---|---|
| Standard | Active/Frequent Access |
| Glacier Deep Archive | Cheapest / 12-48hr retrieval |
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- IAM Policies: User-level.
- Bucket Policies: Resource-level.
5. Common S3 Use Cases
- Static Web Hosting
- Data Lakes
🧠 S3 QUICK CHECK
1. What is the maximum size of a single S3 object?
5 Terabytes. A single file upload cannot exceed 5TB.
Ready to Master S3?
Amazon S3 is the backbone of most AWS architectures. Understanding how to manage buckets, choose storage classes, and secure your data is essential for any Cloud Practitioner. Keep building!
Categories: : AWS
