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You can call EC2 as Amazon Elastic Computing Cloud is EC2. This is a good interview question. The computing capacity has an elastic property. Based on your requirement you can increase or decrease computing power. I am giving in this AWS EC2 real story for your quick reference. While you enable the Autoscaling feature, you need to know its impacts. Since it is the responsibility of the Administrator. Amazon AWS EC2. Making your existing hardware to the requirement always is not so easy. So the EC2 feature in AWS helps you to allocate computing power according to your needs. AWS EC2 instance acts as your physical server. It has a memory.  You can increase the instance size in terms of CPU, Memory, Storage, and GPU.  EC2 auto scaling is a property, where it automatically increase your computing power.  1. Security Features in EC2  Virtual Private Cloud .  The responsibility of Virtual Private Cloud  is to safeguard each instance separately. That means, you cannot access other i

Amazon Elastic Compute Cloud (Amazon EC2) - is a web service that provides resizable compute capacity in the cloud. It is designed to make web-scale cloud computing easier for developers. Amazon EC2’s simple web service interface allows you to obtain and configure capacity with minimal friction. Photo Credit: Srini What is Elastic Cloud Functions of EC2 It provides you with complete control of your computing resources and lets you run on Amazon’s proven computing environment.  Amazon EC2 reduces the time required to obtain and boot new server instances to minutes, allowing you to quickly scale capacity, both up and down, as your computing requirements change.  Amazon EC2 changes the economics of computing. That means, pay for the usage you did. Amazon EC2 provides developers the tools to build failure resilient applications and isolate themselves from common failure scenarios. Key Points for Interviews Learn these basic points on EC2 for your next interview