SOA-C01 (Page 27)

A user has launched an EBS backed instance with EC2-Classic.The user stops and starts the instance.Which of the below mentioned statements is not true with respect to the stop/start action?Read More →

An organization is measuring the latency of an application every minute and storing data inside a file in the JSON format.The organization wants to send all latency data to AWS CloudWatch.How can the organization achieve this?Read More →

You have identified network throughput as a bottleneck on your m1.small EC2 instance when uploading data Into Amazon S3 In the same region.How do you remedy this situation?Read More →

You are currently hosting multiple applications in a VPC and have logged numerous port scans coming in from a specific IP address block.Your security team has requested that all access from the offending IP address block be denied for the next 24 hours.Which of the following is the best method to quickly and temporarily deny access from the specified IP address block?Read More →

A streaming company is using AWS resources in the us-east-1 Region for its production environment.The web tier of the streaming site runs on Amazon EC2 instances behind an Application Load Balancer (ALB).The instances run in an EC2 Auto Scaling group across multiple Availability Zones.The Auto Scaling group is configured to scale when the CPU utilization of the instances is greater than 75%.The user database is hosted on an Amazon RDS MySQL cluster, and video content is stored within an Amazon S3 bucket.Amazon CloudWatch metrics show that the RDS MySQL Multi-AZ DB instance has around 16 GB of memory free and an average CPU utilization of 70%.It is taking users in Asia several seconds longer to access the streaming website.Which combination of actions will improve the access load times? (Choose two.)Read More →

A SysOps administrator is re-architecting an application.The SysOps administrator has moved the database from a public subnet, where the database used a public endpoint, into a private subnet to restrict access from the public network.After this change, an AWS Lambda function that requires read access to the database cannot connect to the database.The SysOps administrator must resolve this issue without compromising security.Which solution meets these requirements?Read More →

A company is managing a website with a global user base hosted on Amazon EC2 with an Application Load Balancer (ALB).To reduce the load on the web servers, a SysOps administrator configures an Amazon CloudFront distribution with the ALB as the origin.After a week of monitoring the solution, the administrator notices that requests are still being served by the ALB and there is no change in the web server load.What are possible causes for this problem? (Choose two.)Read More →

A company wants to identify specific Amazon EC2 instances that are underutilized and the estimated cost savings for each instance.How can this be done with MINIMAL effort?Read More →

Security has identified an IP address that should be explicitly denied for both ingress and egress requests for all services in an Amazon VPC immediately.Which feature can be used to meet this requirement?Read More →

A company is using an AWS KMS customer master key (CMK) with imported key material.The company references the CMK by its alias in the Java application to encrypt data.The CMK must be rotated every 6 months.What is the process to rotate the key?Read More →