A popular e-commerce application runs on AWS. The application encounters performance issues. The database is unable to handle the amount of qu…

A Solutions Architect is designing the architecture for a new three-tier web-based e-commerce site that must be available 24/7.

A Solution Architect is designing a three-tier web application. The Architect wants to restrict access to the database tier to accept traffic from the application servers only. However, these application servers are in an Auto Scaling group and may vary in quantity.

An Internet-facing multi-tier web application must be highly available. An ELB Classic Load Balancer is deployed in front of the web tier. Amazon EC2 instances at the web application tier are deployed evenly…

A call center application consists of a three-tier application using Auto Scaling groups to au…

An e-commerce application is hosted in AWS. The last time a new product was launched, the application experienced a performance issue due to an enormous spike in traffic. Management decided that…

A customer owns a simple API for their website that receives about 1,000 requests each day and has an average response time of 50 ms. It is currently hosted on one c4 large instance.

A Solution Architect is designing an application that uses Amazon EBS volumes. The volumes must be backed up to a different region.

A Solutions Architect is designing a solution that includes a managed VPN connection.

A social networking portal experiences latency and…