Cloud Architecting - Week 5

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

• /26

• /28

• /24

• /30

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

• /24

• /30

• /16

• /28

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

• Security groups

• Network access control lists

• Route tables

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

• AWS Config

• Amazon Virtual Private Cloud (Amazon VPC)

• Amazon Route 53

• AWS Direct Connect

Private subnets have direct access to the internet.

• True

• False

Which component of AWS global infrastructure does amazon CloudFront use to ensure low-latency delivery?

• AWS edge locations

• AWS Regions

• AWS Availability Zones

• Amazon Virtual Private Cloud (Amazon VPC)

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

• Security group

• Web application firewall

• Firewall

• Network ACL

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

• A main route table is created by default.

• An internet gateway is created by default.

• Three subnets are created by default: one for each Availability Zone.

• Three subnets are created by default: in one Availability Zone.

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

• AMI

• Security group

• internet Gateway

• All of the above

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 (CIDR) block of 10.0.1.0/24 (which has 256 total IP addresses). How many IP addresses are available?

• 246

• 251

• 250

• 256