AWS VPN connection etc

Question

What are the VPCs, elastic IP addresses, subnets, Internet gateways, virtual private gateways, customer gateways and VPN connections that can be created? I know there is a lot of stuff in one question, apologies for it. Can someone throw light on it?

Answer 1

1. There are five Amazon VPCs per AWS account per region. 
2. For per Amazon VPC there are two hundred subnets 
3. For per AWS account per region there are five Amazon VPC elastic IP addresses. 
4. For per AWS per region there are five virtual private gateways. 
5. For each VPC there is one Internet gateway. 
6. There are fifty customer gateways for every AWS account per region. 
7. For every virtual private gateway, there are ten IPsec VPN connections.