AWS Chapter 4

Question 1

Amazon Virtual Private Cloud (VPC)

Answer 1

allows an isolated section of the AWS cloud, allows for subnetting EC2 instances

Question 2

Internet Gateway

Answer 2

allows public traffic from the internet to the VPC

Question 3

Virtual Private Gateway

Answer 3

allows protected internet traffic to enter the VPC for private resources, I.E establish VPN connection between VPC and on-prem data centers

Question 4

AWS Direct Connect

Answer 4

creates dedicated private connection between your data and a VPC

Question 5

Subnets

Answer 5

section of a VPC in which you can group resources based on security/operations, can be public or private

Question 6

Network Access Control Lists

Answer 6

virtual firewall that controls inbound/outbound traffic at the subnet level, AWS includes a default network ACL, can create custom ACLs

Question 7

Stateless Packet Filtering

Answer 7

checks packets that cross the subnet border each way, doesn’t remember

Question 7

Security Groups

Answer 7

Virtual firewall that controls inbound/outbound traffic for an EC2 instance, can use same or different security groups

Question 8

Stateful Packet Filtering

Answer 8

used by security groups, remember previous decisions

Question 9

Amazon Route 53

Answer 9

DNS web server, register/manage new domain names directly, can connect in and out of AWS instances