Networking and Content Delivery - INTRO

VPC :- Virtual Private Cloud

Availability Zone as mentioned in the previous post being physical data center, VPC is virtual data center.
The assets are deployed on the VPC. There are multiple VPC's in a region.
This is the most important topic for the certification exam. (Building a VPC from memory)

Route53:

Route 53 is amazon's DNS service.
DNS service looks up for the public IP address.
The domain names are registered using the Route 53 service of AWS.
The number 53 is the DNS port number.

Cloud Front: 

Cloud Front is part of the content delivery network. Consists of all the edge locations which will cache the assets, giving faster accessibility to the users.

Direct Connect : 

Direct Connect is a way of connecting your office or connecting the physical data centers to AWS, directly using a dedicated telephone line instead of going over the internet into AWS.