study aws cloud (Page 737)

A SysOps Administrator noticed that a large number of Elastic IP addresses are being created on the company’s AWS account., but they are not being associated with Amazon EC2 instances, and are incurring Elastic IP address charges in the monthly bill.How can the Administrator identify who is creating the Elastic IP address?Read More →

An application is running on Amazon EC2 instances behind a Classic Load Balancer.The instances run in an Auto Scaling group across multiple AvailabilityZones.Occasionally multiple incoming requests will receive a 5xx HTTP response when making a request to the Classic Load Balancer.From the AmazonCloudWatch metrics, a SysOps Administrator observes the Elastic Load Balancing (ELB) SpillOverCount metric to be greater than zero during these occasions.These errors can be avoided by triggering scaling actions on which ELB metric?Read More →

A web application accepts orders from online users and places the orders into an Amazon SQS queue.Amazon EC2 instances in an EC2 Auto Scaling group read the messages from the queue, process the orders, and email order confirmations to the users.The Auto Scaling group scales up and down based on the queue depth.At the beginning of each business day, users report confirmation emails are delayed.What action will address this issue?Read More →

A company creates custom AMI images by launching new Amazon EC2 instances from an AWS CloudFormation template.It installs and configures necessary software through AWS OpsWorks, and takes images of each EC2 instance.The process of installing and configuring software can take between 2 to 3 hours, but at times, the process stalls due to installation errors.The SysOps Administrator must modify the CloudFormation template so if the process stalls, the entire stack will fail and roll back.Based on these requirements, what should be added to the template?Read More →

A SysOps Administrator must take a team’s single existing AWS CloudFormation template and split it into smaller, service-specific templates.All of the services in the template reference a single, shared Amazon S3 bucket.What should the Administrator do to ensure that this S3 bucket can be referenced by all the service templates?Read More →

A SysOps Administrator found that a newly-deployed Amazon EC2 application server is unable to connect to an existing Amazon RDS database.After enablingVPC Flow Logs and confirming that the flow log is active on the console, the log group cannot be located in Amazon CloudWatch.What are the MOST likely reasons for this situation? (Choose two.)Read More →

A company has an application that is running on an EC2 instance in one Availability Zone.A SysOps Administrator has been tasked with making the application highly available.The Administrator created a launch configuration from the running EC2 instance.The Administrator also properly configured a load balancer.What step should the Administrator complete next to make the application highly available?Read More →

The Accounting department would like to receive billing updates more than once a month.They would like the updates to be in a format that can easily be viewed with a spreadsheet application.How can this request be fulfilled?Read More →

A SysOps Administrator is troubleshooting an AWS CloudFormation template whereby multiple Amazon EC2 instances are being created.The template is working in us-east-1, but it is failing in us-west-2 with the error code:AMI [ami-12345678] does not existHow should the Administrator ensure that the AWS CloudFormation template is working in every region?Read More →

The networking team has created a VPC in an AWS account.The application team has asked for access to resources in another VPC in the same AWS account.The SysOps Administrator has created the VPC peering connection between both the accounts, but the resources in one VPC cannot communicate with the resources in the other VPC.What could be causing this issue?Read More →