AWS Certified Advanced Networking Specialty Practice Exam

For ensuring best practices in VPC peering architecture, which guideline should be followed?

1. Restrict all access to the peered VPC

2. Avoid needing to share route tables

3. Restrict peering to a maximum of three connections

4. Use route tables to optimize user experience

The correct answer is: Use route tables to optimize user experience

The guideline emphasizing the use of route tables to optimize user experience is sound because route tables are crucial in defining how traffic is directed within a Virtual Private Cloud (VPC) and between peered VPCs. When utilizing VPC peering, configuring route tables correctly ensures that the peered networks can communicate efficiently and effectively. By appropriately setting up route tables, you can control traffic flow, improve network performance, and minimize latency, thereby enhancing the user experience. Proper use of route tables can help manage traffic and enable connectivity to specific resources within the network, ensuring that users can access necessary services while maintaining an organized architecture. Additionally, managing route tables allows for greater flexibility and scalability within the VPC architecture. As your network grows or changes, you can easily adjust the routing policies to accommodate new requirements without fundamentally changing the peering connections themselves. This is essential for maintaining performance and usability in an evolving cloud environment. Considering these factors, focusing on route tables as a means to optimize user experience aligns perfectly with best practices in VPC peering architecture.