What component(s) of your eCommerce application would the term “replication" apply to?

In Amazon S3, Amazon Glacier is designed for:

Which AWS storage service assists S3 with transferring data?

AWS offers tools for building highly available systems based on EC2 instances including the following:

Which registers the route with Express and Responds with the image process?

Your users complain of a slow service. You are using AWS Elastic Load Balancer (ELB) and your systems admin assures you auto scaling group is configured correctly. What is a possible reason this may be occurring?

Which is type of metadata is never processed by Amazon S3?

Which statement is/are incorrect about Amazon EC2 reserved instances? Statement 1: Reserved instances can be applied to Spot instances. Statement 2: Reserved instances cannot be applied to instances that run on dedicated hosts.

Which database does not support virtual columns? 1. MariaDB 2. MySQL 3. Amazon Aurora

Which features of MariaDB version 10.1 is supported by Amazon RDS?

With respect to Amazon EC2 Systems Manager, which of the following statements is/are correct about State Manager?