VPC

Question 1

VPC Acronym

Answer 1

Virtual Private Cloud

Question 2

Public IPv4

Answer 2

Can be used on the internet
Lost when you restart instance

Question 3

Private IPv4

Answer 3

IP’s can be used on internal network

Question 4

Elastic IP

Answer 4

Fixed public IPv4 address
Ongoing cost if instance stopped

Question 5

VPC is…

Answer 5

Private network

Question 6

Internet gateway

Answer 6

Sends VPC traffic to the internet

Question 7

NAT Gateways

Answer 7

Allow private subnets to reach internet

Question 8

NACL

Answer 8

Rules at the subnet level

Question 9

Security Groups

Answer 9

Firewall at the Instance level
Only ALLOW rules
Can include IP’s and other security groups

Question 10

VPC Flow Logs
Subnet flow logs
Elastic network interface flow logs

Answer 10

Capture info about IP traffic going into interfaces

Question 11

VPC Peering

Answer 11

Connect two VPC

Question 12

Is VPC Peering transitive?

Answer 12

No

Question 13

VPC Endpoints

Answer 13

Access via a private AWS network

Question 14

VPC Endpoint Gateway

Answer 14

Private connection to specific AWS service

Question 15

AWS PrivateLink (Endpoint Services)

Answer 15

Private network connection to VPC’s on other accounts

Question 16

Site to Site VPN

Answer 16

Connect on-prem VPN to AWS
Fast setup

Question 17

Direct Connect (DX)

Answer 17

Physical connection between DC and AWS (Direct connect partner)
At least one month to set up

Question 18

Customer Gateway (CGW)

Answer 18

On-prem Site to site VPN gateway

Question 19

Virtual Private Gateway

Answer 19

(Cloud) VPC site to site VPN gateway

Question 20

AWS Client VPN

Answer 20

OpenVPN connection from computer to AWS VPC

Question 21

Transit Gateway

Answer 21

Hub and Spoke connection with VPC, VPN, Direct Connect

Question 22

NACL: Stateless or Stateful

Answer 22

Stateless

Question 23

Security Groups: Stateless or Stateful

Answer 23

Stateful