Category «AWS-SYSOPS»

what happens to the data on me root volume?

When an EC2 instance that is backed by an S3-based AMI Is terminated, what happens to the data on me rootvolume? A. Data is automatically saved as an E8S volume. B. Data is automatically saved as an ESS snapshot. C. Data is automatically deleted. D. Data is unavailable until the instance is restarted. Explanation: http://docs.aws.amazon.com/AWSEC2/latest/UserGuide/ComponentsAMIs.html …

What could you do to help alleviate the pressure on the infrastructure while maintaining availability during t

You have a web application leveraging an Elastic Load Balancer (ELB) In front of the web servers deployedusing an Auto Scaling Group Your database is running on Relational Database Service (RDS) The applicationserves out technical articles and responses to them in general there are more views of an article than there areresponses to the article. …

What option would you implement to successfully launch this application1?

The majority of your Infrastructure is on premises and you have a small footprint on AWS Your company hasdecided to roll out a new application that is heavily dependent on low latency connectivity to LOAP forauthentication Your security policy requires minimal changes to the company’s existing application usermanagement processes.What option would you implement to successfully …

Which VPC configuration works while assuring the database is not available from the Internet?

You need to design a VPC for a web-application consisting of an Elastic Load Balancer (ELB). a fleet ofweb/application servers, and an RDS database The entire Infrastructure must be distributed over 2 availabilityzones.Which VPC configuration works while assuring the database is not available from the Internet? A. One public subnet for ELB one public subnet …

How can you accomplish this?

An application that you are managing has EC2 instances & Dynamo OB tables deployed to several AWS RegionsIn order to monitor the performance of the application globally, you would like to see two graphs 1) Avg CPUUtilization across all EC2 instances and 2) Number of Throttled Requests for all DynamoDB tables.How can you accomplish this? …

What is a placement group?

What is a placement group? A. A collection of Auto Scaling groups in the same Region B. Feature that enables EC2 instances to interact with each other via nigh bandwidth, low latency connections C. A collection of Elastic Load Balancers in the same Region or Availability Zone D. A collection of authorized Cloud Front edge …

Can you configure the security groups for these instances to only allow the ICMP ping…

Your entire AWS infrastructure lives inside of one Amazon VPC You have an Infrastructure monitoringapplication running on an Amazon instance in Availability Zone (AZ) A of the region, and another applicationinstance running in AZ B. The monitoring application needs to make use of ICMP ping to confirm networkreachability of the instance hosting the application.Can you …