NCP-CI-AWS practice question 2 of 15

To deploy NC2 in AWS using an existing VPC, which two AWS resources should be configured beforehand? (Choose two.)

Full set: 74 questions
Answer options
A: NAT Gateway Correct answer
B: Public and Private Subnets Correct answer
C: Placement Group
D: Bare-metal EC2 Instance
Correct Answer:
A. NAT Gateway; B. Public and Private Subnets
Explanation

Before deploying an NC2 cluster into an existing AWS VPC, a specific network topology is required. The deployment needs at least one private subnet to host the bare-metal EC2 nodes and one public subnet. The private subnet ensures the cluster nodes are not directly exposed to the internet. A NAT Gateway, placed in the public subnet, is required to provide the nodes in the private subnet with controlled outbound internet access. This access is essential for communication with the NC2 control plane and other AWS services.

Why Incorrect

C. AWS Placement Groups are used to influence the physical placement of instances for performance or high availability but are not a mandatory prerequisite for NC2 deployment.
D. The bare-metal EC2 instances are the components that form the cluster; they are provisioned automatically by the NC2 deployment process, not configured beforehand.

References

1. Nutanix Cloud Clusters on AWS Deployment and User Guide, Section: "AWS Prerequisites", Subsection: "VPC and Subnet Requirements". "Create a VPC with at least two subnets, one private and one public... Configure a NAT gateway in the public subnet and a route from the private subnet to the NAT gateway."

2. Nutanix University, Nutanix Cloud Clusters (NC2) Administration, Module: Preparing AWS for NC2. "The key networking prerequisites for deploying NC2 into an existing VPC include correctly configured public and private subnets, an Internet Gateway attached to the VPC, and a NAT Gateway in the public subnet with appropriate route tables for the private subnet."

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