Module 5 Knowledge Check

Which of the following is an optional security control that can be applied at the subnet layer of a VPC?

Network ACL

True or False? Private subnets have direct access to the internet.

False

With Amazon Virtual Private Cloud (Amazon VPC), what is the smallest size subnet you can have in a VPC?

/28

With Amazon Virtual Private Cloud (Amazon VPC), what is the maximum size IP address range you can have in a VPC?

/16

You are a solutions architect who works at a large retail company that is migrating its existing infrastructure to AWS. You recommend that they use a custom VPC. When you create a VPC, you assign it to an IPv4 Classless Inter-Domain Routing (CIDR) block of 10.0.1.0/24 (which has 256 total IP addresses). How many IP addresses are available?

251

What happens when you use Amazon Virtual Private Cloud (Amazon VPC) to create a new VPC?

A main route table is created by default.

Which component of AWS Global Infrastructure does Amazon CloudFront use to ensure low-latency delivery?

AWS edge locations

Which AWS networking service enables a company to create a virtual network within AWS?

Amazon Virtual Private Cloud (Amazon VPC)

You need to allow resources in a private subnet to access the internet. Which of the following must be present to enable this access?

NAT gateway

Which of the following can be used to protect Amazon Elastic Compute Cloud( Amazon EC2) instances hosted in AWS?

Security group