---
title: "Discussion on \"ECS, RDS, ECR, Cluster\" | Hashnode"
description: "Discussion on \"ECS, RDS, ECR, Cluster\". 1️⃣ What is Docker and why did you use it in this project?\nAnswer:Docker is a tool to package an application with all its dependencies into a container so it runs the same everywhere (local, CI, cloud).In this project, Docker is used to containerize ..."
url: "https://hashnode.com/posts/ecs-rds-ecr-cluster/69968c65a93906950301250b"
---

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# [ECS, RDS, ECR, Cluster](https://devopsbasicquestion.hashnode.dev/ecs-rds-ecr-cluster?utm_source=hashnode&utm_medium=feed)

1️⃣ What is Docker and why did you use it in this project? Answer:Docker is a tool to package an application with all its dependencies into a container so it runs the same everywhere (local, CI, cloud).In this project, Docker is used to containerize ...

Feb 19 · 5 min read · devopsbasicquestion.hashnode.dev  
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## Written by

[Lav kushwaha](https://hashnode.com/@Lavkushwaha01)

@Lavkushwaha01 · prayagraj , Utter pradesh

  
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student of Btech CSE

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