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

A SysOps Administrator is maintaining an application that runs on Amazon EC2 instances behind an application Load Balancer (ALB). Users are reporting errors when attempting to launch the application. The administrator notices an increase in the httpcode_ELS_5xx_Count Amazon CloudWatch metric for the load balancer.

What is the possible cause for this increase?

A company has received a notification in its AWS Personal Health Dashboard that one of its Amazon EBS-backed Amazon EC2 instances is on hardware that is scheduled maintenance The instance runs a critical production workload that must be available during normal business hours

Which steps will ensure that the instance maintenance does not produce an outage?

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?