Amazon SOA-C02 Practice Test - Questions Answers, Page 45

A SysOps administrator is creating resources from an AWS CloudFormation template that defines an Auto Scaling group of Amazon EC2 instances. The Auto Scaling group launch template provisions each EC2 instance by using a user data script. The creation of the Auto Scaling group resource is failing because of an error The wait condition is not receiving the required number of signals.

How should the SysOps administrator resolve this error?

A SysOps administrator is using AWS CloudFormation StackSets to create AWS resources in two AWS Regions in the same AWS account. A stack operation fails in one Region and returns the stack instance status of OUTDATED.

What is the cause of this failure?

A company hosts an application on Amazon EC2 instances. The application periodically causes a surge in CPU utilization on the EC2 instances.

A SysOps administrator needs to implement a solution to detect when these surges occur. The solution also must send an email alert to the company's development team.

Which solution will meet these requirements?

A company observes that a newly created Amazon CloudWatch alarm is not transitioning out of the INSUFFICIENT_DATA state. The alarm was created to track the mem_used_percent metric from an Amazon EC2 instance that is deployed in a public subnet.

A review of the EC2 instance shows that the unified CloudWatch agent is installed and is running. However, the metric is not available in CloudWatch. A SysOps administrator needs to implement a solution to resolve this problem

Which solution will meet these requirements?

A company's SysOps administrator is troubleshooting communication between the components of an application. The company configured VPC flow logs to be published to Amazon CloudWatch Logs However, there are no logs in CloudWatch Logs

What could be blocking the VPC flow logs from being published to CloudWatch Logs?

Users are reporting consistent forced logouts from a stateful web application. The web application Is hosted on Amazon EC2 instances that are in an Auto Scaling group. The instances run behind an Application Load Balancer (ALB) that has multiple target groups with one listener rule The ALB is configured as the origin in an Amazon CloudFront distribution.

Which combination of actions should a SysOps administrator take to resolve the logout problem? (Select TWO.)

A company requires that all activity in its AWS account be logged using AWS CloudTrail. Additionally, a SysOps administrator must know when CloudTrail log files are modified or deleted.

How should the SysOps administrator meet these requirements?

A company has users that deploy Amazon EC2 instances that have more disk performance capacity than is required. A SysOps administrator needs to review all Amazon Elastic Block Store (Amazon EBS) volumes that are associated with the instances and create cost optimization recommendations based on IOPS and throughput.

What should the SysOps administrator do to meet these requirements in the MOST operationally efficient way?

A company's security policy requires incoming SSH traffic to be restricted to a defined set of addresses. The company is using an AWS Config rule to check whether security groups allow unrestricted incoming SSH traffic.

A SysOps administrator discovers a noncompliant resource and fixes the security group manually. The SysOps administrator wants to automate the remediation of other noncomphant resources.

What is the MOST operationally efficient solution that meets these requirements?