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

An application running on Amazon EC2 allows users to launch batch jobs for data analysis. The jobs are run asynchronously, and the user is notified when they are complete. While multiple jobs can run concurrently, a user’s request need not be fulfilled for up to 24 hours. To run a job, the application launches an additional EC2 instance that performs all the analytics calculations. A job takes between 75 and 110 minutes to complete and cannot be interrupted.

What is the MOST cost-effective way to run this workload?

A company has deployed a NAT instance to allow web servers to obtain software updates from the internet. There latency on the NAT instance as the network grows. A SysOps Administrator needs to reduce latency on the instance in a manner that a efficient, cost effective, and allow for scaling with future demand.

Which action should be taken to accomplish this?

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)