SAA-C02 (Page 18)

A company has an application that loads documents into an Amazon S3 bucket and converts the documents into another format.The application stores the converted documents in another S3 bucket and saves the document name and URLs in an Amazon DynamoDB table.The DynamoDB entries are used during subsequent days to access the documents.The company uses a DynamoDB Accelerator (DAX) cluster in front of the table.Recently, traffic to the application has increased.Document processing tasks are timing out during the scheduled DAX maintenance window.A solutions architect must ensure that the documents continue to load during the maintenance window.What should the solutions architect do to accomplish this goal?Read More →

A company is running a high performance computing (HPC) workload on AWS across many Linux-based Amazon EC2 instances.The company needs a shared storage system that is capable of sub-millisecond latencies, hundreds of Gbps of throughput, and millions of IOPS.Users will store millions of small files.Which solution meets these requirements?Read More →

A company has a production web application in which users upload documents through a web interface or a mobile app.According to a new regulatory requirement, new documents cannot be modified or deleted after they are stored.What should a solutions architect do to meet this requirement?Read More →

A company is planning to store data on Amazon RDS DB instances.The company must encrypt the data at rest.What should a solutions architect do to meet this requirement?Read More →

A solutions architect is using an AWS CloudFormation template to deploy a three-tier web application.The web application consists of a web tier and an application tier that stores and retrieves user data in Amazon DynamoDB tables.The web and application tiers are hosted on Amazon EC2 instances, and the database tier is not publicly accessible.The application EC2 instances need to access the DynamoDB tables without exposing API credentials in the template.What should the solutions architect do to meet these requirements?Read More →

A company has a business-critical application that runs on Amazon EC2 instances.The application stores data in an Amazon DynamoDB table.The company must be able to revert the table to any point within the last 24 hours.Which solution meets these requirements with the LEAST operational overhead?Read More →

An application runs on an Amazon EC2 instance in a VPC.The application processes logs that are stored in an Amazon S3 bucket.The EC2 instance needs to access the S3 bucket without connectivity to the internet.Which solution will provide private network connectivity to Amazon S3?Read More →

A startup company is hosting a website for its customers on an Amazon EC2 instance.The website consists of a stateless Python application and a MySQL database.The website servers only a small amount of traffic.The company is concerned about the reliability of the instance and needs to migrate to a highly available architecture.The company cannot modify the application code.Which combination of actions should a solutions architect take to achieve high availability for the website?Read More →

A company is designing an application to run in a VPC on AWS.The application consists of Amazon EC2 instances that run in private subnets as part of an AutoScaling group.The application also includes a Network Load Balancer that extends across public subnets.The application stores data in an Amazon RDS DB instance.The company has attached a security group that is named `web-servers` to the EC2 instances.The company has attached a security group that is named`database` to the DB instance.How should a solutions architect configure the communication between the EC2 instances and the DB instance?Read More →

A company is designing a cloud communications platform that is driven by APIs.The application is hosted on Amazon EC2 instances behind a Network LoadBalancer (NLB).The company uses Amazon API Gateway to provide external users with access to the application through APIs.The company wants to protect the platform against web exploits like SQL injection and also wants to detect and mitigate large, sophisticated DDoS attacks.Which combination of solutions provides the MOST protection? (Choose two.)Read More →