AWS Virtual Private Cloud

Question 1

What is a VPC?

Answer 1

Amazon Virtual Private Cloud (Amazon VPC) is a service that lets you launch AWS resources in a logically isolated virtual network that you define.

Question 2

True or false: A VPC has, at least, one IP virtual network where virtual resources such as servers can be attached.

Answer 2

True.

Question 3

What are route tables?

Answer 3

A route table is a table of knowledge/ rules in a Virtual Private Cloud (VPC).

Question 4

What are route tables used for?

Answer 4

Route tables determine the network destinations that can be reached from the local position.

Question 5

True or false: The subnets do not have to be associated to the route tables.

Answer 5

False. The subnets must be associated to the route tables or else there is no reachability.

Question 6

What are the two basic routing components in the VPC ?

Answer 6

The VPC’s default router which interconnects the networks of the VPC and the VPC’s default gateway enables transit toward the Internet from the VPC and back.

Question 7

What is a site-to-site VPN?

Answer 7

A Virtual Private Gateway in the AWS side and a Customer Gateway at the on-premises site.

Question 8

What does the internet gateway do?

Answer 8

The Internet Gateway (IGW) interconnects the VPC with the external world.

Question 9

True or false: The default VPC provided by AWS comes with its own Internet Gateway.

Answer 9

True.

Question 10

What is a peering connection?

Answer 10

A VPC peering connection is a networking virtual link between two VPCs that enables traffic to be exchanged privately between them.