Câu 212: AWS Certified SysOps Administrator(Old)

You need to design a VPC for a web-application consisting of an Elastic Load Balancer (ELB). a fleet of web/application servers, and an RDS database. The entire Infrastructure must be distributed over 2 availability zones. Which VPC configuration works while assuring the database is not available from the Internet?

1. A. One public subnet for ELB one public subnet for the web-servers, and one private subnet for the database
2. B. One public subnet for ELB two private subnets for the web-servers, two private subnets for RDS
3. C. Two public subnets for ELB two private subnets for the web-servers and two private subnets for RDS — đáp án hiện tại
4. D. Two public subnets for ELB two public subnets for the web-servers, and two public subnets for RDS