SysOps Administrator Associate (Page 64)

A SysOps administrator has set up a new Amazon EC2 instance as a web server in a public subnet.The instance uses HTTP port 80 and HTTPS port 443.The SysOps administrator has confirmed internet connectivity by downloading operating system updates and software from public repositories.However, the SysOps administrator cannot access the instance from a web browser on the internet.Which combination of steps should the SysOps administrator take to troubleshoot this issue? (Choose three.)Read More →

A company has a web application that is deployed in a VPC.Inbound traffic to this web application comes in through an internet gateway and arrives at a NetworkLoad Balancer (NLB).From there, the traffic travels to multiple Amazon EC2 instances in two private subnets.The company wants to perform deep packet inspection on the inbound traffic to identify potential hacking attempts.Which solution meets these requirements?Read More →

A company is deploying an ecommerce application to an AWS Region that is located in France.The company wants users from only France to be able to access the first version of the application.The company plans to add more countries for the next version of the application.A SysOps administrator needs to configure the routing policy in Amazon Route 53.Which solution will meet these requirements?Read More →

A company wants to ensure that each department operates within their own isolated environment, and they are only able to use pre-approved services.How can this requirement be met?Read More →

A SysOps administrator has an AWS CloudFormation template of the company’s existing infrastructure in us-west-2.The administrator attempts to use the template to launch a new stack in eu-west-1, but the stack only partially deploys, receives an error message, and then rolls back.Why would this template fail to deploy? (Choose two.)Read More →

A web application’s performance has been degrading.Historically, the application has had highly-variable workloads, but lately, there has been a steady growth in traffic as the result of a new product launch.After reviewing several Amazon CloudWatch metrics, it is discovered that over the last two weeks the balance of CPU credits has dropped to zero several times.Which solutions will improve performance? (Choose two.)Read More →

A company hosts a production MySQL database on an Amazon Aurora single-node DB cluster.The database is queried heavily for reporting purposes.The DB cluster is experiencing periods of performance degradation because of high CPU utilization and maximum connections errors.A SysOps administrator needs to improve the stability of the database.Which solution will meet these requirements?Read More →

A web service runs on Amazon EC2 instances behind an Elastic Load Balancing (ELB) load balancer.External clients must whitelist specific public IP addresses in their firewalls to access the service.What load balancer or ELB feature should be used for this application?Read More →

A company runs an application on Amazon EC2 instances that are in an Amazon EC2 Auto Scaling group.Scale-out actions take a long time to become complete because of long-running boot scripts.A SysOps administrator must implement a solution to reduce the required time for scale-out actions without overprovisioning the Auto Scaling group.Which solution will meet these requirements?Read More →

You are setting up security groups for both incoming traffic and outgoing traffic in your VPC net-work on the AWS CLI.Which of the following AWS CLI commands would you use for adding one or more incoming traffic rules to a security group?Read More →