Run - My ASP.NET Application

Test 1

1. A web application must persist order data to Amazon S3 to support neat-real time processing. A solutions architect needs create an architecture that is both scalable and fault tolerant. Which solutions meet these requirements? (Choose two.)
Write the order event to an Amazon Simple Queue Service (Amazon SQS) queue. Use the queue to trigger an AWSLambda function that parsers the payload and writes the data to Amazon S3. Write the order event to an Amazon Simple Notification Service (Amazon SNS) topic. Use an Amazon EventBridge (Amazon CloudWatch Events) rule to trigger an AWS Lambda function that parses the payload andwrites the data to Amazon S3. Write the order event to an Amazon Simple Notification Service (Amazon SNS) topic. Use the SNS topic to trigger an AWS Lambda function that parses the payload and writes the data to Amazon S3. Write the order event to an Amazon Simple Queue Service (Amazon SQS) queue. Use an Amazon EventBridge (Amazon CloudWatch Events) rule to trigger an AWS Lambda function that parses the payload and writes the data to Amazon S3. Write the order event to an Amazon DynamoDB table. Use DynamoDB Streams to trigger an AWS Lambda function that parses the payload and writes the data to Amazon S3.
2. A company has several Amazon EC2 instances set up in a private subnet for security reasons. These instances host applications that read and write large amounts of data to and from Amazon S3 regularly. Currently, subnet routing directs all the traffic destined for the internet through a NAT gateway. The company wants to optimize the overall cost without impacting the ability of the application to communicate with Amazon S3 or the outside internet. What should a solutions architect do to optimize costs?
Create an AWS Lambda function outside of the VPC to handle S3 requests. Attach an IAM policy to the EC2 instances, allowing them to invoke the Lambda function. Create a VPC endpoint for Amazon S3. Attach an endpoint policy to the endpoint. Update the route table to direct traffic to the VPC endpoint. Create an internet gateway. Update the route table to route traffic to the internet gateway. Update the network ACL to allow S3 traffic. Create an additional NAT gateway. Update the route table to route to the NAT gateway. Update the network ACL to allow S3 traffic.
3. A company runs an online marketplace web application on AWS. The application serves hundreds of thousands of users during peak hours. The company needs a scalable, near-real-time solution to share the details of millions of financial transactions with several other internal applications. Transactions also need to be processed to remove sensitive data before being stored in a document database for low-latency retrieval. What should a solutions architect recommend to meet these requirements?
Stream the transactions data into Amazon Kinesis Data Firehose to store data in Amazon DynamoDB and Amazon S3. Use AWS Lambda integration with Kinesis Data Firehose to remove sensitive data. Other applications can consume the data stored in Amazon S3. Store the batched transactions data in Amazon S3 as files. Use AWS Lambda to process every file and remove sensitive data before updating the files in Amazon S3. The Lambda function then stores the data in Amazon DynamoDB. Other applications can consume transaction files stored in Amazon S3. Stream the transactions data into Amazon Kinesis Data Streams. Use AWS Lambda integration to remove sensitive data from every transaction and then store the transactions data in AmazonDynamoDB. Other applications can consume the transactions data off the Kinesis data stream. Store the transactions data into Amazon DynamoDB. Set up a rule in DynamoDB to remove sensitive data from every transaction upon write. Use DynamoDB Streams to share the transactions data with other applications.
4. A company has a multi-tier application deployed on several Amazon EC2 instances in an Auto Scaling group. An Amazon RDS for Oracle instance is the application's data layer that uses Oracle-specific PL/SQL functions. Traffic to the application has been steadily increasing. This is causing the EC2 instances to become overloaded and the RDS instance to run out of storage. The Auto Scaling group does not have any scaling metrics and defines the minimum healthy instance count only. The company predicts that traffic will continue to increase at a steady but unpredictable rate before leveling off. What should a solutions architect do to ensure the system can automatically scale for the increased traffic? (Choose two.)
Configure an alarm on the RDS for Oracle instance for low free storage space. Migrate the database to Amazon Aurora to use Auto Scaling storage. Configure the Auto Scaling group to use the average CPU as the scaling metric. Configure the Auto Scaling group to use the average free memory as the scaling metric. Configure storage Auto Scaling on the RDS for Oracle instance.
5. A company has an API-based inventory reporting application running on Amazon EC2 instances. The application stores information in an Amazon DynamoDB table. The company?€™s distribution centers have an on-premises shipping application that calls an API to update the inventory before printing shipping labels. The company has been experiencing application interruptions several times each day, resulting in lost transactions. What should a solutions architect recommend to improve application resiliency?
Modify the shipping application to write to a local database. Configure Amazon API Gateway to call the EC2 inventory application APIs. Modify the application APIs to run serverless using AWS Lambda Modify the application to send inventory updates using Amazon Simple Queue Service (Amazon SQS).
6. A company is using Site-to-Site VPN connections for secure connectivity to its AWS Cloud resources from on premises. Due to an increase in traffic across the VPN connections to the Amazon EC2 instances, users are experiencing slower VPN connectivity. Which solution will improve the VPN throughput?
Implement multiple customer gateways for the same network to scale the throughput. Use a transit gateway with equal cost multipath routing and add additional VPN tunnels. Configure a virtual private gateway with equal cost multipath routing and multiple channels. Increase the number of tunnels in the VPN configuration to scale the throughput beyond the default limit.
7. A company has an Amazon S3 bucket that contains mission-critical data. The company wants to ensure this data is protected from accidental deletion. The data should still be accessible, and a user should be able to delete the data intentionally. Which combination of steps should a solutions architect take to accomplish this? (Choose two.)
Enable versioning on the S3 bucket. Create a bucket policy on the S3 bucket. Enable MFA Delete on the S3 bucket. Create a lifecycle policy for the objects in the S3 bucket. Enable default encryption on the S3 bucket.
8. A company has a dynamic web application hosted on two Amazon EC2 instances. The company has its own SSL certificate, which is on each instance to performSSL termination. There has been an increase in traffic recently, and the operations team determined that SSL encryption and decryption is causing the compute capacity of the web servers to reach their maximum limit. What should a solutions architect do to increase the application?€™s performance?
Import the SSL certificate into AWS Certificate Manager (ACM). Create an Application Load Balancer with an HTTPS listener that uses the SSL certificate from ACM. Create an Amazon S3 bucket. Migrate the SSL certificate to the S3 bucket. Configure the EC2 instances to reference the bucket for SSL termination. Create another EC2 instance as a proxy server. Migrate the SSL certificate to the new instance and configure it to direct connections to the existing EC2 instances. Create a new SSL certificate using AWS Certificate Manager (ACM). Install the ACM certificate on each instance.
9. A company is preparing to store confidential data in Amazon S3. For compliance reasons, the data must be encrypted at rest. Encryption key usage must be logged for auditing purposes. Keys must be rotated every year. Which solution meets these requirements and is the MOST operationally efficient?
Server-side encryption with customer-provided keys (SSE-C) Server-side encryption with AWS KMS (SSE-KMS) customer master keys (CMKs) with automatic rotation Server-side encryption with AWS KMS (SSE-KMS) customer master keys (CMKs) with manual rotation Server-side encryption with Amazon S3 managed keys (SSE-S3)
10. A company has a three-tier environment on AWS that ingests sensor data from its users?€™ devices. The traffic flows through a Network Load Balancer (NLB) then to Amazon EC2 instances for the web tier, and finally toEC2 instances for the application tier that makes database calls. What should a solutions architect do to improve the security of data in transit to the web tier?
Encrypt the Amazon Elastic Block Store (Amazon EBS) volume on the EC2 instances using AWS Key Management Service (AWS KMS). Configure a TLS listener and add the server certificate on the NLB. Change the load balancer to an Application Load Balancer and attach AWS WAF to it. Configure AWS Shield Advanced and enable AWS WAF on the NLB.
11. A company has an application hosted on Amazon EC2 instances in two VPCs across different AWS Regions. To communicate with each other, the instances use the internet for connectivity. The security team wants to ensure that no communication between the instances happens over the internet. What should a solutions architect do to accomplish this?
Create a NAT gateway and update the route table of the EC2 instances?€™ subnet. Create a VPC peering connection and update the route table of the EC2 instances?€™ subnet. Create a VPN connection and update the route table of the EC2 instances?€™ subnet. Create a VPC endpoint and update the route table of the EC2 instances?€™ subnet.
12. A company is deploying an application in three AWS Regions using an Application Load Balancer Amazon Route 53 will be used to distribute traffic between these Regions. Which Route 53 configuration should a solutions architect use to provide the MOST high-performing experience?
Create a CNAME record with a failover policy. Create a CNAME record with a geoproximity policy. Create an A record with a latency policy. Create an A record with a geolocation policy.
13. A company has an application workflow that uses an AWS Lambda function to download and decrypt files from Amazon S3. These files are encrypted using AWS Key Management Service Customer Master Keys (AWS KMS CMKs). A solutions architect needs to design a solution that will ensure the required permissions are set correctly. Which combination of actions accomplish this? (Choose two.)
Grant the decrypt permission for the Lambda resource policy in the KMS key?€™s policy. Attach the kms:decrypt permission to the Lambda function?€™s resource policy. Create a new IAM policy with the kms:decrypt permission and attach the policy to the Lambda function. Grant the decrypt permission for the Lambda IAM role in the KMS key?€™s policy. Create a new IAM role with the kms:decrypt permission and attach the execution role to the Lambda function.
14. A company has a website deployed on AWS. The database backend is hosted on Amazon RDS for MySQL with a primary instance and five read replicas to support scaling needs. The read replicas should lag no more than 1 second behind the primary instance to support the user experience. As traffic on the website continues to increase, the replicas are falling further behind during periods of peak load, resulting in complaints from users when searches yield inconsistent results. A solutions architect needs to reduce the replication lag as much as possible, with minimal changes to the application code or operational requirements. Which solution meets these requirements?
Migrate the database to Amazon DynamoDB. Initially provision a large number of read capacity units (RCUs) to support the required throughput with on- demand capacity scaling enabled. Migrate the database to Amazon Aurora MySQL. Replace the MySQL read replicas with Aurora Replicas and enable Aurora Auto Scaling Deploy an Amazon ElastiCache for Redis cluster in front of the database. Modify the website to check the cache before querying the database read endpoints. Migrate the database from Amazon RDS to MySQL running on Amazon EC2 compute instances. Choose very large compute optimized instances for all replica nodes.
15. A company is storing sensitive user information in an Amazon S3 bucket. The company wants to provide secure access to this bucket from the application tier running on Amazon EC2 instances inside a VPC. Which combination of steps should a solutions architect take to accomplish this? (Choose two.)
Configure a VPC gateway endpoint for Amazon S3 within the VPC. Create a bucket policy that limits access to only the application tier running in the VPC. Create a bucket policy to make the objects in the S3 bucket public. Create a NAT instance and have the EC2 instances use the NAT instance to access the S3 bucket. Create an IAM user with an S3 access policy and copy the IAM credentials to the EC2 instance.
16. A company has an on-premises business application that generates hundreds of files each day. These files are stored on an SMB file share and require a low- latency connection to the application servers. A new company policy states all application-generated files must be copied to AWS. There is already a VPN connection to AWS. The application development team does not have time to make the necessary code modifications to move the application to AWS. Which service should a solutions architect recommend to allow the application to copy files to AWS?
AWS Storage Gateway Amazon Elastic File System (Amazon EFS) Amazon FSx for Windows File Server AWS Snowball
17. A company that operates a web application on premises is preparing to launch a newer version of the application on AWS. The company needs to route requests to either the AWS-hosted or the on-premises-hosted application based on the URL query string. The on-premises application is not available from the internet, and a VPN connection is established between Amazon VPC and the company?€™s data center. The company wants to use an Application Load Balancer (ALB) for this launch. Which solution meets these requirements?
Use one ALB with two AWS Auto Scaling groups: one for the AWS resource and one for on premises. Add hosts to each Auto Scaling group. Route with Amazon Route 53 based on the URL query string. Use one ALB with two target groups: one for the AWS resource and one for on premises. Add hosts to each target group of the ALB. Configure listener rules based on the URL query string. Use two ALBs: one for on-premises and one for the AWS resource. Add hosts to each target group of each ALB. Route with Amazon Route 53 based on the URL query string. Use two ALBs: one for on-premises and one for the AWS resource. Add hosts to the target group of each ALB. Create a software router on an EC2 instance based on the URL query string.
18. A solutions architect is developing a multiple-subnet VPC architecture. The solution will consist of six subnets in two Availability Zones. The subnets are defined as public, private and dedicated for databases. Only the Amazon EC2 instances running in the private subnets should be able to access a database. Which solution meets these requirements?
Create a now route table that excludes the route to the public subnets?€™ CIDR blocks. Associate the route table to the database subnets. Create a security group that allows ingress from the security group used by instances in the private subnets. Attach the security group to an Amazon RDS DB instance. Create a security group that denies ingress from the security group used by instances in the public subnets. Attach the security group to an Amazon RDS DB instance. Create a new peering connection between the public subnets and the private subnets. Create a different peering connection between the private subnets and the database subnets.
19. An engineering team is developing and deploying AWS Lambda functions. The team needs to create roles and manage policies in AWS IAM to configure the permissions of the Lambda functions. How should the permissions for the team be configured so they also adhere to the concept of least privilege?
Create an IAM role with a managed policy attached. Allow the engineering team and the Lambda functions to assume this role. Create an execution role for the Lambda functions. Attach a managed policy that has permission boundaries specific to these Lambda functions. Create an IAM role with a managed policy attached that has permission boundaries specific to the Lambda functions. Allow the engineering team to assume this role. Create an IAM group for the engineering team with an IAMFullAccess policy attached. Add all the users from the team to this IAM group.
20. A company has an application running on Amazon EC2 instances in a private subnet. The application needs to store and retrieve data in Amazon S3. To reduce costs, the company wants to configure its AWS resources in a cost-effective manner. How should the company accomplish this?
Deploy a NAT gateway to access the S3 buckets. Deploy an S3 interface endpoint to access the S3 buckets. Deploy an S3 gateway endpoint to access the S3 buckets. Deploy AWS Storage Gateway to access the S3 buckets.
21. A company is preparing to migrate its on-premises application to AWS. The application consists of application servers and a Microsoft SQL Server database The database cannot be migrated to a different engine because SQL Server features are used in the application?€™s NET code. The company wants to attain the greatest availability possible while minimizing operational and management overhead. What should a solutions architect do to accomplish this?
Deploy the database on Amazon RDS for SQL Server with Multi-AZ Replicas. Install SQL Server on Amazon EC2 in a Multi-AZ deployment. Migrate the data to Amazon RDS for SQL Server in a Multi-AZ deployment. Migrate the data to Amazon RDS for SQL Server in a cross-Region Multi-AZ deployment.
22. A company is migrating a Linux-based web server group to AWS. The web servers must access files in a shared file store for some content. To meet the migration date, minimal changes can be made. What should a solutions architect do to meet these requirements?
Configure Amazon Elastic Block Store (Amazon EBS) Provisioned IOPS SSD (io1) volumes and mount them on all web servers. Create an Amazon Elastic File System (Amazon EFS) volume and mount it on all web servers. Create an Amazon S3 Standard bucket with access to the web server. Configure an Amazon CloudFront distribution with an Amazon S3 bucket as the origin.
23. A media company has an application that tracks user clicks on its websites and performs analytics to provide near-real time recommendations. The application has a Heel of Amazon EC2 instances that receive data from the websites and send the data to an Amazon RDS DB instance. Another fleet of EC2 instances hosts the portion of the application that is continuously checking changes in the database and executing SQL queries to provide recommendations. Management has requested a redesign to decouple the infrastructure. The solution must ensure that data analysts are writing SQL to analyze the data only No data can the lost during the deployment. What should a solutions architect recommend?
Use Amazon Simple Queue Service (Amazon SQS) to capture the data from the websites, keep the fleet of EC2 instances, and change to a bigger instance type in the Auto Scaling group configuration. Use Amazon Kinesis Data Streams to capture the data from the websites. Kinesis Data Analytics to query the data, and Kinesis Data Firehose to persist the data on Amazon S3. Use Amazon Simple Notification Service (Amazon SNS) to receive data from the websites and proxy the messages to AWS Lambda functions that execute the queries and persist the data. Change Amazon RDS to Amazon Aurora Serverless to persist the data. Use Amazon Kinesis Data Streams to capture the data from the websites Kinesis Data Firehose to persist the data on Amazon S3, and Amazon Athena to query the data.
24. A company has a mobile game that reads most of its metadata from an Amazon RDS DB instance. As the game increased in popularity developers noticed slowdowns related to the game?€™s metadata load times. Performance metrics indicate that simply scaling the database will not help. A solutions architect must explore all options that include capabilities for snapshots replication and sub-millisecond response times. What should the solutions architect recommend to solve these issues?
Add an Amazon ElastiCache for Memcached layer in front of the database. Migrate the database to Amazon DyramoDB with global tables. Add an Amazon ElastiCache for Redis layer in front of the database. Migrate the database to Amazon Aurora with Aurora Replicas.
25. A company runs an application that uses multiple Amazon EC2 instances to gather data from its users. The data is then processed and transferred to Amazon S3 for long-term storage. A review of the application shows that there were long periods of time when the EC2 instances were not being used. A solutions architect needs to design a solution that optimizes utilization and reduces costs. Which solution meets these requirements?
Build the application to use Amazon Lightsail with On-Demand Instances. Use Amazon EC2 in an Auto Scaling group with On-Demand instances. Create an Amazon CloudWatch cron job to automatically stop the EC2 instances when there is no activity. Redesign the application to use an event-driven design with Amazon Simple Queue Service (Amazon SQS) and AWS Lambda.
26. An ecommerce website is deploying its web application as Amazon Elastic Container Service (Amazon ECS) container instances behind an Application Load Balancer (ALB). During periods of high activity, the website slows down and availability is reduced. A solutions architect uses Amazon CloudWatch alarms to receive notifications whenever there is an availability issue so they can scale out resources. Company management wants a solution that automatically responds to such events. Which solution meets these requirements?
Set up AWS Auto Scaling to scale out the ECS service when the ALB target group CPU utilization is too high. Set up AWS Auto Scaling to scale out the ECS cluster when the CPU or memory reservation is too high. Set up AWS Auto Scaling to scale out the ECS service when the ALB CPU utilization is too high. Setup AWS Auto Scaling to scale out the ECS cluster when the CPU or memory reservation is too high. Set up AWS Auto Scaling to scale out the ECS service when the service?€™s CPU utilization is too high. Set up AWS Auto Scaling to scale out the ECS cluster when the CPU or memory reservation is too high. Set up AWS Auto Scaling to scale out the ECS service when there are timeouts on the ALB. Set up AWS Auto Scaling to scale out the ECS cluster when the CPU or memory reservation is too high.
27. An application uses an Amazon RDS MySQL DB instance. The RDS database is becoming low on disk space. A solutions architect wants to increase the disk space without downtime. Which solution meets these requirements with the LEAST amount of effort?
Back up the RDS database, increase the storage capacity, restore the database and stop the previous instance. Change the RDS database instance storage type to Provisioned IOPS. Increase the RDS database instance size. Enable storage auto scaling in RDS.
28. A company maintains a searchable repository of items on its website. The data is stored in an Amazon RDS for MySQL database table that contains over 10 million rows. The database has 2 TB of General Purpose SSD (gp2) storage. There are millions of updates against this data every day through the company?€™s website. The company has noticed some operations are taking 10 seconds or longer and has determined that the database storage performance is the bottleneck. Which solution addresses the performance issue?
Enable Multi-AZ RDS read replicas with MySQL native asynchronous replication. Change the instance to a burstable performance DB instance class. Change the instance to a memory-optimized instance class. Change the storage type to Provisioned IOPS SSD (io1).
29. A disaster response team is using drones to collect images of recent storm damage. The response team?€™s laptops lack the storage and compute capacity to transfer the images and process the data. While the team has Amazon EC2 instances for processing and Amazon S3 buckets for storage, network connectivity is intermittent and unreliable. The images need to be processed to evaluate the damage. What should a solutions architect recommend?
Upload the images to Amazon Simple Queue Service (Amazon SQS) during intermittent connectivity to EC2 instances. Configure Amazon Kinesis Data Firehose to create multiple delivery streams aimed separately at the S3 buckets for storage and the EC2 instances for processing the images. Use AWS Storage Gateway pre-installed on a hardware appliance to cache the images locally for Amazon S3 to process the images when connectivity becomes available. Use AWS Snowball Edge devices to process and store the images.
30. An online shopping application accesses an Amazon RDS Multi-AZ DB instance. Database performance is slowing down the application. After upgrading to the next-generation instance type, there was no significant performance improvement. Analysis shows approximately 700 IOPS are sustained, common queries run for long durations and memory utilization is high. Which application change should a solutions architect recommend to resolve these issues?
Create an Amazon Simple Queue Service (Amazon SQS) FIFO queue for common queries and query it first and query the database only if needed. Separate the long-running queries into a new Multi-AZ RDS database and modify the application to query whichever database is needed. Deploy a two-node Amazon ElastiCache cluster and modify the application to query the cluster first and query the database only if needed. Migrate the RDS instance to an Amazon Redshift cluster and enable weekly garbage collection.