Solutions Architect Professional (Page 32)

A company has Linux-based Amazon EC2 instances.Users must access the instances by using SSH with EC2 SSH key pairs.Each machine requires a unique EC2 key pair.The company wants to implement a key rotation policy that will, upon request, automatically rotate all the EC2 key pairs and keep the keys in a securely encrypted place.The company will accept less than 1 minute of downtime during key rotation.Which solution will meet these requirements?Read More →

An enterprise company’s data science team wants to provide a safe, cost-effective way to provide easy access to Amazon SageMaker.The data scientists have limited AWS knowledge and need to be able to launch a Jupyter notebook instance.The notebook instance needs to have a preconfigured AWS KMS key to encrypt data at rest on the machine learning storage volume without exposing the complex setup requirements.Which approach will allow the company to set up a self-service mechanism for the data scientists to launch Jupyter notebooks in its AWS accounts with theLEAST amount of operational overhead?Read More →

A company is subject to regulatory audits of its financial information.External auditors who use a single AWS account need access to the company’s AWS account.A solutions architect must provide the auditors with secure, read-only access to the company’s AWS account.The solution must comply with AWS security best practices.Which solution will meet these requirements?Read More →

A company has multiple AWS accounts.The company recently had a security audit that revealed many unencrypted Amazon Elastic Block Store (Amazon EBS) volumes attached to Amazon EC2 instances.A solutions architect must encrypt the unencrypted volumes and ensure that unencrypted volumes will be detected automatically in the future.Additionally, the company wants a solution that can centrally manage multiple AWS accounts with a focus on compliance and security.Which combination of steps should the solutions architect take to meet these requirements? (Choose two.)Read More →

A company has built a high performance computing (HPC) cluster in AWS for a tightly coupled workload that generates a large number of shared files stored in Amazon EFS.The cluster was performing well when the number of Amazon EC2 instances in the cluster was 100.However, when the company increased the cluster size to 1.000 EC2 instances, overall performance was well below expectations.Which collection of design choices should a solutions architect make to achieve the maximum performance from the HPC cluster? (Choose three.)Read More →

A weather forecasting company is migrating an application that stores data on premises in a PostgreSQL database.The Company wants to migrate the database to Amazon Aurora PostgreSQL.The database size grows at an average rate of 5 GB daily and is currently 50 TB.The data center has an internet connection with50 Mbps of available bandwidth.The migration to AWS must be completed as soon as possible within the next 21 days.Which data transfer strategy meets these requirements with the LEAST amount of application downtime?Read More →

A company is building an application that will run on an AWS Lambda function.Hundreds of customers will use the application.The company wants to give each customer a quota of requests for a specific time period.The quotas must match customer usage patterns.Some customers must receive a higher quota for a shorter time period.Which solution will meet these requirements?Read More →

A North American company with headquarters on the East Coast is deploying a new web application running on Amazon EC2 in the us-east-1 Region.The application should dynamically scale to meet user demand and maintain resiliency.Additionally, the application must have disaster recover capabilities in an active-passive configuration with the us-west-1 Region.Which steps should a solutions architect take after creating a VPC in the us-east-1 Region?Read More →

A company runs its application on Amazon EC2 instances and AWS Lambda functions.The EC2 instances experience a continuous and stable load.The Lambda functions experience a varied and unpredictable load.The application includes a caching layer that uses an Amazon MemoryDB for Redis cluster.A solutions architect must recommend a solution to minimize the company’s overall monthly costs.Which solution will meet these requirements?Read More →

A solutions architect needs to migrate 50 TB of NFS data to Amazon S3.The files are on several NFS file servers on corporate network.These are dense file systems containing tens of millions of small files.The system operators have configured the file interface on an AWS Snowball Edge device and are using a shell script to copy data.Developers report that copying the data to the Snowball Edge device is very slow.The solutions architect suspects this may be related to the overhead of encrypting all the small files and transporting them over the network.Which changes can be made to speed up the data transfer?Read More →