SysOps Administrator Associate (Page 73)

You have a Linux EC2 web server instance running inside a VPC The instance is In a public subnet and has an EIP associated with it so you can connect to It over the Internet via HTTP or SSH The instance was also fully accessible when you last logged in via SSH. and was also serving web requests on port 80.Now you are not able to SSH into the host nor does it respond to web requests on port 80 that were working fine last time you checked You have double-checked that all networking configuration parameters (security groups route tables. IGW’EIP. NACLs etc) are properly configured {and you haven’t made any changes to those anyway since you were last able to reach the Instance). You look at the EC2 console and notice that system status check shows “impaired.”Which should be your next step in troubleshooting and attempting to get the instance back to a healthy state so that you can log in again?Read More →

You have two Elastic Compute Cloud (EC2) instances inside a Virtual Private Cloud (VPC) in the same Availability Zone (AZ) but in different subnets.One instance is running a database and the other instance an application that will interface with the database.You want to confirm that they can talk to each other for your application to work properly.Which two things do we need to confirm in the VPC settings so that these EC2 instances can communicate inside the VPC? (Choose two.)Read More →

You have set up Individual AWS accounts for each project.You have been asked to make sure your AWS Infrastructure costs do not exceed the budget set per project for each month.Which of the following approaches can help ensure that you do not exceed the budget each month?Read More →

An existing, deployed solution uses Amazon EC2 instances with Amazon EBS General Purpose SSD volumes, am Amazon RDS PostgreSQL database, anAmazon EFS file system, and static objects stored in an Amazon S3 bucket.The Security team now mandates that at-rest encryption be turned on immediately for all aspects of the application, without creating new resources and without any downtime.To satisfy the requirements, which one of these services can the SysOps Administrator enable at-rest encryption on?Read More →

A gaming application is deployed on four Amazon EC2 instances in a default VPC.The SysOps Administrator has noticed consistently high latency in responses as data is transferred among the four instances.There is no way for the Administrator to alter the application code.The MOST effective way to reduce latency is to relaunch the EC2 instances in:Read More →

A company is planning to expand into an additional AWS Region for disaster recovery purposes.The company uses AWS CloudFormation, and its infrastructure is well-defined as code.The company would like to reuse as much of its existing code as possible when deploying resources to additional Regions.A SysOps Administrator is reviewing how Amazon Machine Images (AMIs) are selected in AWS CloudFormation, but is having trouble making the same stack work in the new Region.Which action would make it easier to manage multiple Regions?Read More →

An organization with a large IT department has decided to migrate to AWS.With different job functions in the IT department, it is not desirable to give all users access to all AWS resources.Currently the organization handles access via LDAP group membership.What is the BEST method to allow access using current LDAP credentials?Read More →

A company hosts its website on Amazon ECF2 instances behind an ELB Application Load Balancer.The company manages its DNS with Amazon Route 53, and wants to point its domain’s zone apex to the website.Which type of record should be used to meet these requirements?Read More →

A company has centralized all its logs into one Amazon CloudWatch Logs log group.The SysOps Administrator is to alert different teams of any issues relevant to them.What is the MOST efficient approach to accomplish this?Read More →

A SysOps Administrator created an Application Load balancer (ALB) and placed two Amazon EC2 instances in the same subnet behind the ALB.During monitoring, the Administrator observes HealthyHostCount drop to 1 in Amazon CloudWatch.What is MOST likely causing this issue?Read More →