SAA-C03 (Page 55)

A company is developing a new machine learning (ML) model solution on AWS.The models are developed as independent microservices that fetch approximately 1 GB of model data from Amazon S3 at startup and load the data into memory.Users access the models through an asynchronous API.Users can send a request or a batch of requests and specify where the results should be sent.The company provides models to hundreds of users.The usage patterns for the models are irregular.Some models could be unused for days or weeks.Other models could receive batches of thousands of requests at a time.Which design should a solutions architect recommend to meet these requirements?Read More →

A company has an application that is running on Amazon EC2 instances.A solutions architect has standardized the company on a particular instance family and various instance sizes based on the current needs of the company.The company wants to maximize cost savings for the application over the next 3 years.The company needs to be able to change the instance family and sizes in the next 6 months based on application popularity and usage.Which solution will meet these requirements MOST cost-effectively?Read More →

A solutions architect wants all new users to have specific complexity requirements and mandatory rotation periods for IAM user passwords.What should the solutions architect do to accomplish this?Read More →

A company stores several petabytes of data across multiple AWS accounts.The company uses AWS Lake Formation to manage its data lake.The company’s data science team wants to securely share selective data from its accounts with the company’s engineering team for analytical purposes.Which solution will meet these requirements with the LEAST operational overhead?Read More →

A company’s web application consists of multiple Amazon EC2 instances that run behind an Application Load Balancer in a VPC.An Amazon RDS for MySQL DB instance contains the data.The company needs the ability to automatically detect and respond to suspicious or unexpected behavior in its AWS environment.The company already has added AWS WAF to its architecture.What should a solutions architect do next to protect against threats?Read More →

A company is planning to run a group of Amazon EC2 instances that connect to an Amazon Aurora database.The company has built an AWS CloudFormation template to deploy the EC2 instances and the Aurora DB cluster.The company wants to allow the instances to authenticate to the database in a secure way.The company does not want to maintain static database credentials.Which solution meets these requirements with the LEAST operational effort?Read More →

A company creates operations data and stores the data in an Amazon S3 bucket.For the company’s annual audit, an external consultant needs to access an annual report that is stored in the S3 bucket.The external consultant needs to access the report for 7 days.The company must implement a solution to allow the external consultant access to only the report.Which solution will meet these requirements with the MOST operational efficiency?Read More →

A company has primary and secondary data centers that are 500 miles (804.7 km) apart and interconnected with high-speed fiber-optic cable.The company needs a highly available and secure network connection between its data centers and a VPC on AWS for a mission-critical workload.A solutions architect must choose a connection solution that provides maximum resiliency.Which solution meets these requirements?Read More →

A company’s compliance team needs to move its file shares to AWS.The shares run on a Windows Server SMB file share.A self-managed on-premises Active Directory controls access to the files and folders.The company wants to use Amazon FSx for Windows File Server as part of the solution.The company must ensure that the on-premises Active Directory groups restrict access to the FSx for Windows File Server SMB compliance shares, folders, and files after the move to AWS.The company has created an FSx for Windows File Server file system.Which solution will meet these requirements?Read More →

A development team runs monthly resource-intensive tests on its general purpose Amazon RDS for MySQL DB instance with Performance Insights enabled.The testing lasts for 48 hours once a month and is the only process that uses the database.The team wants to reduce the cost of running the tests without reducing the compute and memory attributes of the DB instance.Which solution meets these requirements MOST cost-effectively?Read More →