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CLD110 Module 5 Knowledge Check

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Question 1

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

  1. /30
  2. /28
  3. /26
  4. /24

Question 2

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

  1. /28
  2. /16
  3. /30
  4. /24

Question 3

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

  1. NAT gateway
  2. Security groups
  3. Route tables
  4. Network access control lists

Question 4

Which AWS networking service enables a company to create a virtual network within AWS? (Select the best answer.)

  1. AWS Config
  2. Amazon Route 53
  3. Amazon Virtual Private Cloud (Amazon VPC)
  4. AWS Direct Connect

Question 5

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

  1. True
  2. False

Question 6

Which component of AWS Global Infrastructure does Amazon CloudFront use to ensure low-latency delivery? (Select the best answer.)

  1. AWS Availability Zones
  2. AWS Regions
  3. Amazon Virtual Private Cloud (Amazon VPC)
  4. AWS edge locations

Question 7

Which of the following is an optional security control that can be applied at the subnet layer of a VPC? (Select the best answer.)

  1. Security group
  2. Firewall
  3. Web application firewall
  4. Network ACL

Question 8

What happens when you use Amazon Virtual Private Cloud (Amazon VPC) to create a new VPC? (Select the best answer.)

  1. An internet gateway is created by default.
  2. Three subnets are created by default in one Availability Zone.
  3. Three subnets are created by default: one for each Availability Zone.
  4. A main route table is created by default.

Question 9

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

  1. Internet Gateway
  2. Security group
  3. AMI
  4. All of the above

Question 10

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? (Select the best answer.)

  1. 250
  2. 246
  3. 256
  4. 251

Created 17 February 2025 by Dennis Kibbe. Last modified $Date: 2025/02/18 09:19:11 $ by $Author: dnk $.