A company has an initiative to reduce costs associated with Amazon EC2 and AWS Lambda.Which action should a SysOps administrator take to meet these requirements?Read More →
A company wants to set up a continuous delivery pipeline.The company stores application code in a private GitHub repository.The company needs to deploy the application components to Amazon Elastic Container Service (Amazon ECS), Amazon EC2, and AWS Lambda.The pipeline must support manual approval actions.Which solution will meet these requirements?Read More →
An online gaming company is using an Amazon DynamoDB table in on-demand mode to store game scores.After an intensive advertisement campaign in SouthAmerica, the average number of concurrent users rapidly increases from 100,000 to 500,000 in less than 10 minutes every day around 5 PM.The on-call software reliability engineer has observed that the application logs contain a high number of DynamoDB throttling exceptions caused by game score insertions around 5 PM.Customer service has also reported that several users are complaining about their scores not being registered.How should the database administrator remediate this issue at the lowest cost?Read More →
A company is preparing to launch a public-facing web application in the AWS Cloud.The architecture consists of Amazon EC2 instances within a VPC behind anElastic Load Balancer (ELB).A third party service is used for the DNS.The company’s solutions architect must recommend a solution to detect and protect against largescale DDoS attacks.Which solution meets these requirements?Read More →
A Data Scientist needs to migrate an existing on-premises ETL process to the cloud.The current process runs at regular time intervals and uses PySpark to combine and format multiple large data sources into a single consolidated output for downstream processing.The Data Scientist has been given the following requirements to the cloud solution:✑ Combine multiple data sources.✑ Reuse existing PySpark logic.✑ Run the solution on the existing schedule.✑ Minimize the number of servers that will need to be managed.Which architecture should the Data Scientist use to build this solution?Read More →
A user is trying to connect to a running EC2 instance using SSH.However, the user gets a connection time out error.Which of the below mentioned options is not a possible reason for rejection?Read More →
A developer is creating a serverless orchestrator that performs a series of steps to processes incoming IoT data.The orchestrator transforms the data, performs a series of calculations, and stores the results in Amazon DynamoDB.The entire process is completed in less than a minute.The orchestrator must process tens of thousands of transactions each second.The orchestrator must not miss a transaction and must process each transaction at least once.Which solution will meet these requirements MOST cost-effectively?Read More →
A security engineer for a company wants to maintain all IAM users and roles according to the principle of least privilege.The security engineer plans to audit the IAM permissions once every 365 days.The security engineer must view the permissions that each IAM identity used in the last 365 days and must remove any unused permissions.Which solution will meet these requirements?Read More →
A Solutions Architect needs to design a highly available application that will allow authenticated users to stay connected to the application even when there are underlying failures.Which solution will meet these requirements?Read More →
A company runs an application on Amazon EC2 instances behind an Application Load Balancer.The EC2 instances are in an Auto Scaling group.The application sometimes becomes slow and unresponsive.Amazon CloudWatch metrics show that some EC2 instances are experiencing high CPU load.A SysOps administrator needs to create a CloudWatch dashboard that can automatically display CPU metrics of all the EC2 instances.The metrics must include new instances that are launched as part of the Auto Scaling group.What should the SysOps administrator do to meet these requirements in the MOST operationally efficient way?Read More →
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