Your organization needs to establish a high-speed, dedicated network connection between your on-premises data center and AWS for optimal data transfer. Which AWS service would you choose for this scenario?

You have two VPCs in different AWS regions, and you need to enable private communication between resources in these VPCs. Which AWS feature should you use?

Your application requires secure access to Amazon S3 and Amazon DynamoDB without exposing your resources to the public internet. Which AWS feature can help you achieve this?

You have a VPC hosting a database server, and you want to restrict incoming traffic to the database from a specific set of IP addresses. What AWS resource should you configure for this use case?

You have a VPC with multiple subnets, and you want to control access to resources based on the source IP address. Which AWS resource should you use for this level of control?

Your organization needs to allow users to securely access and manage Amazon RDS instances running within a VPC. What AWS service should you configure to provide this access?