SOA-C01 Exam Dumps : AWS Certified SysOps Administrator - Associate

A company has a web application that runs both on-premises and on Amazon EC2 instances. Over time both the on-premises servers and EC2 instances begin crashing A sysops administrator suspects a memory leak in the application and wants a unified method to monitor memory utilization over time.

How can the Administrator track both the EC2 memory utilization and on-premises server memory utilization over time?

A financial service company is running distributed computing software to manage a fleet of 20 servers for their calculations. There are 2 control nodes and 18 worker nodes to run the calculations. Worker nodes can be automatically started by the control nodes when required. Currently, all nodes are running on demand, and the worker nodes are uses for approximately 4 hours each day.

Which combination of actions will be most cost-effective? (Select Two)

An application is being developed that will be served across a fleet of Amazon EC2 instances, which require a consistent view of persistent data. Items stored vary in size from 1 KB lo 300MB; the items are read frequently, created occasionally, and often require partial changes without conflict. The data store is not expected to grow beyond 2TB. and items will be expired according to age and content type.

Which AWS service solution meets these requirements?