Review Questions

1. Which of the following are true of a default VPC? (Select TWO.)

   1. A default VPC spans multiple regions.
   2. AWS creates a default VPC in each region.
   3. AWS creates a default VPC in each Availability Zone.
   4. By default, each default VPC is available to one AWS account.

2. Which of the following is a valid CIDR for a VPC or subnet?

   1. 10.0.0.0/28
   2. 10.0.0.0/29
   3. 10.0.0.0/8
   4. 10.0.0.0/15

3. Which of the following are true regarding subnets? (Select TWO.)

   1. A VPC must have at least two subnets.
   2. A subnet must have a CIDR that’s a subset of the CIDR of the VPC in which it resides.
   3. A subnet spans one Availability Zone.
   4. A subnet spans multiple Availability Zones.

4. Which of the following is true of a new security group?

   1. It contains an inbound rule denying access from public IP addresses.
   2. It contains an outbound rule denying access to public IP addresses.
   3. It contains an outbound rule allowing access to any IP address.
   4. It contains an inbound rule allowing access from any IP address...