SOLUTIONS ARCHITECT ASSOCIATE - 53

A software engineering intern at a company is documenting the features offered by EC2 Spot instances, Spot blocks, and Spot Fleets. Can you help the intern by selecting the correct options that identify the key characteristics of these three types of Spot entities? (Select three). Spot instances are spare EC2 capacity that can save you up 90% off of On-Demand prices. Spot instances can be interrupted by Amazon EC2 for capacity requirements with a 2-minute notification. Spot blocks allow you to request Amazon EC2 Spot instances for 1 to 6 hours at a time to avoid being interrupted. A Spot Fleet is a set of Spot Instances and optionally On-Demand Instances that are launched to meet your target capacity. Spot Fleet allows you to request Amazon EC2 Spot instances for 1 to 6 hours at a time to avoid being interrupted. Spot blocks are spare EC2 capacity that can save you up 90% off of On-Demand prices. Spot blocks are usually interrupted by Amazon EC2 for capacity requirements with a 2-minute notification. A Spot block is a set of Spot Instances and optionally On-Demand Instances that are launched to meet your target capacity.

The engineering team at an e-commerce company wants to set up a custom domain for internal usage such as internaldomainexample.com. The team wants to use the private hosted zones feature of Route 53 to accomplish this. Which of the following settings of the VPC need to be enabled? (Select two). enableDnsHostnames. enableDnsSupport. enableVpcSupport. enableVpcHostnames. enableDnsDomain.

You are deploying a critical monolith application that must be deployed on a single web server, as it hasn't been created to work in distributed mode. Still, you want to make sure your setup can automatically recover from the failure of an AZ. Which of the following options should be combined to form the MOST cost-efficient solution? (Select three). Create an auto-scaling group that spans across 2 AZ, which min=1, max=1, desired=1. Create an Elastic IP and use the EC2 user-data script to attach it. Assign an EC2 Instance Role to perform the necessary API calls. Create a Spot Fleet request. Create an auto-scaling group that spans across 2 AZ, which min=1, max=2, desired=2. Create an Application Load Balancer and a target group with the instance(s) of the Auto Scaling Group.

The development team at a company manages a flexible nightly process which runs for 1 hour using Python. The process currently runs on the on-premises infrastructure and it needs to be migrated to AWS. Which of the following options do you recommend as the MOST cost-effective solution?. Run on a Spot Instance with Spot Block. Run on an Application Load Balancer. Run on EMR. Run on Lambda.

A company helps its customers legally sign highly confidential contracts. To meet the strong industry requirements, the company must ensure that the signed contracts are encrypted using the company's proprietary algorithm. The company is now migrating to AWS Cloud using AWS S3 and would like you, the solution architect, to advise them on the encryption scheme to adopt. What do you recommend?. Client Side Encryption. SSE-KMS. SSE-S3. SSE-C.

Your company has created a data warehouse using Redshift that is used to analyze data from Amazon S3. From the usage pattern, you have detected that after 30 days, the data is rarely queried in Redshift and it's not "hot data" anymore. You would like to preserve the SQL querying capability on your data and get the queries started immediately. Also, you want to adopt a pricing model that allows you to save the maximum amount of cost on Redshift. What do you recommend? (Select two). Move the data to S3 Standard IA after 30 days. Analyze the cold data with Athena. Migrate the Redshift underlying storage to S3 IA. Create a smaller Redshift Cluster with the cold data. Move the data to S3 Glacier after 30 days.

A retail company needs a secure connection between its on-premises data center and AWS Cloud. This connection does not need high bandwidth and will handle a small amount of traffic. The company wants a quick turnaround time to set up the connection. What is the MOST cost-effective way to establish such a connection?. Set up an AWS Site-to-Site VPN connection. Set up a bastion host on Amazon EC2. Set up AWS Direct Connect. Set up an Internet Gateway between the on-premises data center and AWS cloud.

Which of the following S3 storage classes supports encryption by default for both data at rest as well as in-transit?. Amazon S3 Glacier. Amazon S3 Standard-Infrequent Access. Amazon S3 Intelligent Tiering. Amazon S3 One Zone-IA.

A retail company's procurement application becomes slow when traffic spikes. The application has a three-tier architecture (web, application and database tier) that uses synchronous transactions. The engineering team at the company has identified certain bottlenecks in the application tier but it does not want to change the underlying application architecture. As a solutions architect, which of the following solutions would you suggest to meet the required application response times while accounting for any traffic spikes?. Leverage horizontal scaling for the web and application tiers by using Auto Scaling groups and Application Load Balancer. Leverage SQS with asynchronous AWS Lambda calls to decouple the application and data tiers. Leverage horizontal scaling for the application's persistence layer by adding Oracle RAC on AWS. Leverage vertical scaling for the application instance by provisioning a larger Amazon EC2 instance size.

The systems administrator at a company wants to set up a highly available architecture for a bastion host solution. As a solutions architect, which of the following options would you recommend as the solution?. Create a public Network Load Balancer that links to EC2 instances that are bastion hosts managed by an ASG. Create an Elastic IP and assign it to all EC2 instances that are bastion hosts managed by an ASG. Create a VPC Endpoint for a fleet of EC2 instances that are bastion hosts managed by an ASG. Create a public Application Load Balancer that links to EC2 instances that are bastion hosts managed by an ASG.

An application is hosted on multiple Amazon EC2 instances in the same Availability Zone. The engineering team wants to set up shared data access for these EC2 instances using EBS Multi-Attach volumes. Which EBS volume type is the correct choice for these EC2 instances?. Provisioned IOPS SSD EBS volumes. General-purpose SSD-based EBS volumes. Throughput Optimized HDD EBS volumes. Cold HDD EBS volumes.

A systems administration team has a requirement to run certain custom scripts only once during the launch of the Amazon EC2 instances that host their application. Which of the following represents the best way of configuring a solution for this requirement with minimal effort?. Run the custom scripts as user data scripts on the Amazon EC2 instances. Update Amazon EC2 instance configuration to ensure that the custom scripts, added as user data scripts, are run only during the boot process. Run the custom scripts as instance metadata scripts on the Amazon EC2 instances. Use AWS CLI to run the user data scripts only once while launching the instance.

A development team is looking for a solution that saves development time and deployment costs for an application that uses a high-throughput request-response message pattern. Which of the following SQS queue types is the best fit to meet this requirement?. Amazon SQS temporary queues. Amazon SQS dead-letter queues. Amazon SQS FIFO queues. Amazon SQS delay queues.

A data analytics company is running a proprietary database on an EC2 instance using EBS volumes. The database is heavily I/O bound. As a solutions architect, which of the following RAID configurations would you recommend improving the I/O performance?. Use RAID 0 when I/O performance is more important than fault tolerance. Use RAID 1 when I/O performance is more important than fault tolerance. Both RAID 0 and RAID 1 provide equally good I/O performance. Amazon EBS does not support the standard RAID configurations.

A digital media streaming company wants to use AWS Cloudfront to distribute its content only to its service subscribers. As a solutions architect, which of the following solutions would you suggest to deliver restricted content to the bona fide end users? (Select two). Use CloudFront signed URLs. Use CloudFront signed cookies. Require HTTPS for communication between CloudFront and your custom origin. Require HTTPS for communication between CloudFront and your S3 origin. Forward HTTPS requests to the origin server by using the ECDSA or RSA ciphers.

A company uses a legacy on-premises reporting application that operates on gigabytes of .json files and represents years of data. The legacy application cannot handle the growing size of .json files. New .json files are added daily from various data sources to a central on-premises storage location. The company wants to continue to support the legacy application. The company has hired you as a solutions architect to build a solution that can manage ongoing data updates from your on-premises application to Amazon S3. Which of the following solutions would you suggest to address the given requirement?. Set up an on-premises file gateway. Configure data sources to write the .json files to the file gateway. Point the legacy analytics application to the file gateway. The file gateway should replicate the .json files to Amazon S3. Set up an on-premises volume gateway. Configure data sources to write the .json files to the volume gateway. Point the legacy analytics application to the volume gateway. The volume gateway should replicate data to Amazon S3. Set up AWS DataSync on-premises. Configure DataSync to continuously replicate the .json files between the company's on-premises storage and the company's S3 bucket. Set up AWS DataSync on-premises. Configure DataSync to continuously replicate the .json files between on-premises and Amazon Elastic File System (Amazon EFS). Enable replication from Amazon EFS to the company's S3 bucket.

As a Solutions Architect, you have set up a database on a single EC2 instance that has an EBS volume of type gp2. You currently have 300GB of space on the gp2 device. The EC2 instance is of type m5.large. The database performance has recently been poor and upon looking at CloudWatch, you realize the IOPS on the EBS volume is maxing out. The disk size of the database must not change because of a licensing issue. How do you troubleshoot this issue?. Convert the gp2 volume to an io1. Stop the CloudWatch agent to improve performance. Increase the IOPS on the gp2 volume. Convert the EC2 instance to an i3.4xlarge.

The engineering team at a company wants to create a daily big data analysis job leveraging Spark for analyzing online/offline sales and customer loyalty data to create customized reports on a client-by-client basis. The big data analysis job needs to read the data from Amazon S3 and output it back to S3. Which technology do you recommend to run the Big Data analysis job? (Select two). Amazon EMR. AWS Glue. Amazon Redshift. Amazon Athena. AWS Batch.

An e-commerce website is migrating towards a microservices-based approach for their website and plans to expose their website from the same load balancer, linked to different target groups with different URLs: checkout.mycorp.com, www.mycorp.com, mycorp.com/products, and mycorp.com/orders. The website would like to use ECS on the backend to manage these microservices and possibly host the same container of the application multiple times on the same EC2 instance. Which feature can help you achieve this with minimal effort?. Application Load Balancer + dynamic port mapping. Application Load Balancer + Reverse Proxy running as a Docker daemon on each ECS host. Classic Load Balancer + dynamic port mapping. Network Load Balancer + dynamic port mapping.

A company runs an analytics workload with heavy reads and writes through the workload lifecycle. The development team at the company is interested in using Amazon S3 as the data lake to support this workload. The team has hired you as a solutions architect to advise them on the S3 data consistency model. Which of the following statements would you identify as correct?. Amazon S3 is strongly consistent for all GET, PUT and LIST operations. Amazon S3 is strongly consistent for all GET operations and eventually consistent for PUT and LIST operations. Amazon S3 is strongly consistent for all GET and PUT operations and eventually consistent for LIST operations. Amazon S3 is strongly consistent for all GET, PUT and LIST operations and eventually consistent for operations that need metadata information.