About amazon EC2

  Provides scalable computing and Will reduce the Hardware investment. You can develop and deploy applications faster as you can.We can configure security, networking and storage.

Features of AWS EC2:

Virtual computing environments ( Instance)
Preconfigured templates for instance (Amazon MACHINE IMAGES)
Secure login for your instance (Amazon stores public key and you store the private key)
AMI Templates are used when launching the machine.
high memory, availability, on domain instances, reserved instance for a particular time, cost instances.

Instance types:

General purpose            –  t software development
Compute optimised         –  c High performance
Memory optimised          – r  DBs
Storage optimised           –  i or d
GPU Instances – g (Video encoding)

Launch Instance -> AMIs -> types (VCPUs) -> Storage -> NW Performance -> Additional Info (Tags)