VPC

Question 1

How many AZ’s can a subnet cover?

Answer 1

One (only).

Question 2

How many internet gateways can a VPC have?

Answer 2

One.

Question 3

When creating an EC2 NAT instance, what’s a crucially important step?

Answer 3

Disable source/destination checks

Question 4

How should you number ACL rules?

Answer 4

Start in multiples of 100 - you can add more in between later

Question 5

What are the default rules for a custom ACL?

Answer 5

Deny all inbound and outbound

Question 6

How many ACL’s can a subnet have?

Answer 6

Only one

Question 7

How many subnets can an ACL have?

Answer 7

Multiple subnets

Question 8

How many VPCs are you allowed by default in each region?

Answer 8

5

Question 9

How many internet gateways can you attach to a custom VPC?

Answer 9

1

Question 10

What happens when you disassociate a subnet from an ACL?

Answer 10

The subnet will revert to the default ACL rules for the VPC

Question 11

Does placing an EC2 instance in a public subnet automatically grant it internet access?

Answer 11

No ; you must ensure a public IP address or Elastic IP address is assigned to it