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Amazon (SAA-C03) Exam Questions And Answers page 27

A company is reviewing its AWS Cloud deployment to ensure its data is not accessed by anyone without appropriate authorization. A solutions architect is tasked with identifying all open Amazon S3 buckets and recording any S3 bucket configuration changes.

What should the solutions architect do to accomplish this?
Define Performant Architectures Specify Secure Applications and Architectures
A company is running a database on Amazon Aurora. The database is idle every evening. An application that performs extensive reads on the database experiences performance issues during morning hours when user traffic spikes. During these peak periods, the application receives timeout errors when reading from the database. The company does not have a dedicated operations team and needs an automated solution to address the performance issues.

Which actions should a solutions architect take to automatically adjust to the increased read load on the database? (Choose two.)
Define Performant Architectures Specify Secure Applications and Architectures
A company is running a global application. The application s users submit multiple videos that are then merged into a single video file. The application uses a single Amazon S3 bucket in the us-east-1 Region to receive uploads from users. The same S3 bucket provides the download location of the single video file that is produced. The final video file output has an average size of 250 GB.

The company needs to develop a solution that delivers faster uploads and downloads of the video files that are stored in Amazon S2. The company will offer the solution as a subscription to users who want to pay for the increased speed.

What should a solutions architect do to meet these requirements?
Define Performant Architectures Specify Secure Applications and Architectures
A company is running a highly sensitive application on Amazon EC2 backed by an Amazon RDS database. Compliance regulations mandate that all personally identifiable information (PII) be encrypted at rest.

Which solution should a solutions architect recommend to meet this requirement with the LEAST amount of changes to the infrastructure?
Specify Secure Applications and Architectures
A company is running a media store across multiple Amazon EC2 instances distributed across multiple Availability Zones in a single VPC. The company wants a high-performing solution to share data between all the EC2 instances, and prefers to keep the data within the VPC only.

What should a solutions architect recommend?
Define Performant Architectures Design Cost-Optimized Architectures
A company is running a multi-tier ecommerce web application in the AWS Cloud. The application runs on Amazon EC2 Instances with an Amazon RDS MySQL Multi-AZ DB instance. Amazon RDS is configured with the latest generation instance with 2,000 GB of storage in an Amazon EBS General Purpose SSD (gp2) volume. The database performance impacts the application during periods of high demand.

After analyzing the logs in Amazon CloudWatch Logs, a database administrator finds that the application performance always degrades when the number of read and write IOPS is higher than 6.000.

What should a solutions architect do to improve the application performance?
Define Performant Architectures
A company is running a multi-tier ecommerce web application in the AWS Cloud. The application runs on Amazon EC2 Instances with an Amazon RDS MySQL Multi-AZ DB instance. Amazon RDS is configured with the latest generation instance with 2,000 GB of storage in an Amazon Elastic Block Store (Amazon EBS) General Purpose SSD (gp2) volume. The database performance impacts the application during periods of high demand.

After analyzing the logs in Amazon CloudWatch Logs, a database administrator finds that the application performance always degrades when the number of read and write IOPS is higher than 6.000.

What should a solutions architect do to improve the application performance?
Define Performant Architectures
A company is running a multi-tier ecommerce web application in the AWS Cloud. The web application is running on Amazon EC2 instances. The database tier is on a provisioned Amazon Aurora MySQL DB cluster with a writer and a reader in a Multi-AZ environment. The new requirement for the database tier is to serve the application to achieve continuous write availability through an instance failover.

What should a solutions architect do to meet this new requirement?
Define Performant Architectures Specify Secure Applications and Architectures
A company is running a multi-tier web application on AWS. The application runs its database tier on Amazon Aurora MySQL. The application and database tiers are in the us-east-1 Region. A database administrator who regularly monitors the Aurora DB cluster finds that an intermittent increase in read traffic is creating high CPUutilization on the read replica and causing increased read latency of the application.

What should a solutions architect do to improve read scalability?
Define Performant Architectures Design Cost-Optimized Architectures
A company is running a multi-tier web application on premises. The web application is containerized and runs on a number of Linux hosts connected to a PostgreSQL database that contains user records. The operational overhead of maintaining the infrastructure and capacity planning is limiting the company s growth. A solutions architect must improve the application s infrastructure.

Which combination of actions should the solutions architect take to accomplish this? (Choose two.)
Define Performant Architectures Design Cost-Optimized Architectures