Câu 126: AWS Certified SysOps Administrator(Old)

An organization has configured a VPC with an Internet Gateway (IGW). pairs of public and private subnets (each with one subnet per Availability Zone), and anElastic Load Balancer (ELB) configured to use the public subnets. The application s web tier leverages the ELB. Auto Scaling and a mum-AZ RDS database instance The organization would like to eliminate any potential single points ft failure in this design. What step should you take to achieve this organization's objective?

1. A. Nothing, there are no single points of failure in this architecture. — đáp án hiện tại
2. B. Create and attach a second IGW to provide redundant internet connectivity.
3. C. Create and configure a second Elastic Load Balancer to provide a redundant load balancer.
4. D. Create a second multi-AZ RDS instance in another Availability Zone and configure replication to provide a redundant database.