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An ecommerce company is experiencing an increase in user traffic. The company's store is deployed on Amazon EC2 instances as a two-tier web application consisting of a web tier and a separate database tier. As traffic increases, the company notices that the architecture is causing significant delays in sending timely marketing and order confirmation email to users. The company wants to reduce the time it spends resolving complex email delivery issues and minimize operational overhead.

What should a solutions architect do to meet these requirements?

A.
Create a separata application tier using EC2 instances dedicated to email processing.
A.
Create a separata application tier using EC2 instances dedicated to email processing.
Answers
B.
Configure the web instance to send email through Amazon Simple Email Service (Amazon SES).
B.
Configure the web instance to send email through Amazon Simple Email Service (Amazon SES).
Answers
C.
Configure the web instance to send email through Amazon Simple Notification Service (Amazon SNS)
C.
Configure the web instance to send email through Amazon Simple Notification Service (Amazon SNS)
Answers
D.
Create a separate application tier using EC2 instances dedicated to email processing. Place the instances in an Auto Scaling group.
D.
Create a separate application tier using EC2 instances dedicated to email processing. Place the instances in an Auto Scaling group.
Answers
Suggested answer: B

A company is deploying a two-tier web application in a VPC. The web tier is using an Amazon EC2 Auto Scaling group with public subnets that span multiple Availability Zones. The database tier consists of an Amazon RDS for MySQL DB instance in separate private subnets. The web tier requires access to the database to retrieve product information. The web application is not working as intended. The web application reports that it cannot connect to the database. The database is confirmed to be up and running. All configurations for the network ACLs. security groups, and route tables are still in their default states.

What should a solutions architect recommend to fix the application?

A.
Add an explicit rule to the private subnet's network ACL to allow traffic from the web tier's EC2 instances.
A.
Add an explicit rule to the private subnet's network ACL to allow traffic from the web tier's EC2 instances.
Answers
B.
Add a route in the VPC route table to allow traffic between the web tier's EC2 instances and Ihe database tier.
B.
Add a route in the VPC route table to allow traffic between the web tier's EC2 instances and Ihe database tier.
Answers
C.
Deploy the web tier's EC2 instances and the database tier's RDS instance into two separate VPCs. and configure VPC peering.
C.
Deploy the web tier's EC2 instances and the database tier's RDS instance into two separate VPCs. and configure VPC peering.
Answers
D.
Add an inbound rule to the security group of the database tier's RDS instance to allow traffic from the web tier's security group.
D.
Add an inbound rule to the security group of the database tier's RDS instance to allow traffic from the web tier's security group.
Answers
Suggested answer: D

A company is running a multi-tier recommence web application in the AWS Cloud. The application runs on Amazon EC2 instances with an Amazon RDS for MySQL Multi-AZ OB instance. Amazon ROS is configured with the latest generation DB instance with 2.000 GB of storage In a General Purpose SSD (gp3) Amazon Elastic Block Store (Amazon EBSl volume. The database performance affects the application during periods high demand. A database administrator analyzes the logs in Amazon CloudWatch Logs and discovers that the application performance always degrades when the number of read and write IOPS is higher than 20.000. What should a solutions architect do to improve the application performance?

A.
Replace the volume with a magnetic volume.
A.
Replace the volume with a magnetic volume.
Answers
B.
Increase the number of IOPS on the gp3 volume.
B.
Increase the number of IOPS on the gp3 volume.
Answers
C.
Replace the volume with a Provisioned IOPS SSD (Io2) volume.
C.
Replace the volume with a Provisioned IOPS SSD (Io2) volume.
Answers
D.
Replace the 2.000 GB gp3 volume with two 1.000 GB gp3 volumes
D.
Replace the 2.000 GB gp3 volume with two 1.000 GB gp3 volumes
Answers
Suggested answer: C

A company is deploying a new application on Amazon EC2 instances. The application writes data to Amazon Elastic Block Store (Amazon EBS) volumes. The company needs to ensure that all data that is written to the EBS volumes is encrypted at rest.

Which solution wil meet this requirement?

A.
Create an IAM role that specifies EBS encryption. Attach the role to the EC2 instances.
A.
Create an IAM role that specifies EBS encryption. Attach the role to the EC2 instances.
Answers
B.
Create the EBS volumes as encrypted volumes Attach the EBS volumes to the EC2 instances.
B.
Create the EBS volumes as encrypted volumes Attach the EBS volumes to the EC2 instances.
Answers
C.
Create an EC2 instance tag that has a key of Encrypt and a value of True. Tag all instances that require encryption at the ESS level.
C.
Create an EC2 instance tag that has a key of Encrypt and a value of True. Tag all instances that require encryption at the ESS level.
Answers
D.
Create an AWS Key Management Service (AWS KMS) key policy that enforces EBS encryption in the account Ensure that the key policy is active.
D.
Create an AWS Key Management Service (AWS KMS) key policy that enforces EBS encryption in the account Ensure that the key policy is active.
Answers
Suggested answer: B

A media company hosts its website on AWS. The website application's architecture includes a fleet of Amazon EC2 instances behind an Application Load Balancer (ALB) and a database that is hosted on Amazon Aurora The company's cyber security teem reports that the application is vulnerable to SOL injection.

How should the company resolve this issue?

A.
Use AWS WAF in front of the ALB Associate the appropriate web ACLs with AWS WAF.
A.
Use AWS WAF in front of the ALB Associate the appropriate web ACLs with AWS WAF.
Answers
B.
Create an ALB listener rule to reply to SQL injection with a fixed response
B.
Create an ALB listener rule to reply to SQL injection with a fixed response
Answers
C.
Subscribe to AWS Shield Advanced to block all SQL injection attempts automatically.
C.
Subscribe to AWS Shield Advanced to block all SQL injection attempts automatically.
Answers
D.
Set up Amazon Inspector to block all SOL injection attempts automatically
D.
Set up Amazon Inspector to block all SOL injection attempts automatically
Answers
Suggested answer: A

A company is moving its data management application to AWS. The company wants to transition to an event-driven architecture. The architecture needs to the more distributed and to use serverless concepts whit performing the different aspects of the workflow. The company also wants to minimize operational overhead.

Which solution will meet these requirements?

A.
Build out the workflow in AWS Glue Use AWS Glue to invoke AWS Lambda functions to process the workflow slaps
A.
Build out the workflow in AWS Glue Use AWS Glue to invoke AWS Lambda functions to process the workflow slaps
Answers
B.
Build out the workflow in AWS Step Functions Deploy the application on Amazon EC2 Instances Use Step Functions to invoke the workflow steps on the EC2 instances
B.
Build out the workflow in AWS Step Functions Deploy the application on Amazon EC2 Instances Use Step Functions to invoke the workflow steps on the EC2 instances
Answers
C.
Build out the workflow in Amazon EventBridge. Use EventBridge to invoke AWS Lambda functions on a schedule to process the workflow steps.
C.
Build out the workflow in Amazon EventBridge. Use EventBridge to invoke AWS Lambda functions on a schedule to process the workflow steps.
Answers
D.
Build out the workflow m AWS Step Functions Use Step Functions to create a stale machine Use the stale machine to invoke AWS Lambda functions to process the workflow steps
D.
Build out the workflow m AWS Step Functions Use Step Functions to create a stale machine Use the stale machine to invoke AWS Lambda functions to process the workflow steps
Answers
Suggested answer: D

Explanation:

This answer is correct because it meets the requirements of transitioning to an event-driven architecture, using serverless concepts, and minimizing operational overhead. AWS Step Functions is a serverless service that lets you coordinate multiple AWS services into workflows using state machines. State machines are composed of tasks and transitions that define the logic and order of execution of the workflow steps. AWS Lambda is a serverless function-as-a-service platform that lets you run code without provisioning or managing servers. Lambda functions can be invoked by Step Functions as tasks in a state machine, and can perform different aspects of the data management workflow, such as data



An image-hosting company stores its objects in Amazon S3 buckets. The company wants to avoid accidental exposure of the objects in the S3 buckets to the public. All S3 objects in the entire AWS account need to remain private Which solution will meal these requirements?

A.
Use Amazon GuardDuty to monitor S3 bucket policies Create an automatic remediation action rule that uses an AWS Lambda function to remediate any change that makes the objects public
A.
Use Amazon GuardDuty to monitor S3 bucket policies Create an automatic remediation action rule that uses an AWS Lambda function to remediate any change that makes the objects public
Answers
B.
Use AWS Trusted Advisor to find publicly accessible S3 Dockets Configure email notifications In Trusted Advisor when a change is detected manually change the S3 bucket policy if it allows public access
B.
Use AWS Trusted Advisor to find publicly accessible S3 Dockets Configure email notifications In Trusted Advisor when a change is detected manually change the S3 bucket policy if it allows public access
Answers
C.
Use AWS Resource Access Manager to find publicly accessible S3 buckets Use Amazon Simple Notification Service (Amazon SNS) to invoke an AWS Lambda function when a change it detected. Deploy a Lambda function that programmatically remediates the change.
C.
Use AWS Resource Access Manager to find publicly accessible S3 buckets Use Amazon Simple Notification Service (Amazon SNS) to invoke an AWS Lambda function when a change it detected. Deploy a Lambda function that programmatically remediates the change.
Answers
D.
Use the S3 Block Public Access feature on the account level. Use AWS Organizations to create a service control policy (SCP) that prevents IAM users from changing the setting Apply tie SCP to tie account
D.
Use the S3 Block Public Access feature on the account level. Use AWS Organizations to create a service control policy (SCP) that prevents IAM users from changing the setting Apply tie SCP to tie account
Answers
Suggested answer: D

A financial company hosts a web application on AWS. The application uses an Amazon API Gateway Regional API endpoint to give users the ability to retrieve current stock prices. The company's security team has noticed an increase in the number of API requests. The security team is concerned that HTTP flood attacks might take the application offline. A solutions architect must design a solution to protect the application from this type of attack.

Which solution meats these requirements with the LEAST operational overhead?

A.
Create an Amazon CloudFront distribution in front of the API Gateway Regional API endpoint with a maximum TTL of 24 hours
A.
Create an Amazon CloudFront distribution in front of the API Gateway Regional API endpoint with a maximum TTL of 24 hours
Answers
B.
Create a Regional AWS WAF web ACL with a rate-based rule. Associate the web ACL with the API Gateway stage.
B.
Create a Regional AWS WAF web ACL with a rate-based rule. Associate the web ACL with the API Gateway stage.
Answers
C.
Use Amazon CloudWatch metrics to monitor the Count metric and alert the security team when the predefined rate is reached
C.
Use Amazon CloudWatch metrics to monitor the Count metric and alert the security team when the predefined rate is reached
Answers
D.
Create an Amazon CloudFront distribution with Lambda@Edge in front of the API Gateway Regional API endpoint Create an AWS Lambda function to block requests from IP addresses that exceed the predefined rate.
D.
Create an Amazon CloudFront distribution with Lambda@Edge in front of the API Gateway Regional API endpoint Create an AWS Lambda function to block requests from IP addresses that exceed the predefined rate.
Answers
Suggested answer: B

A payment processing company records all voice communication with its customers and stores the audio files in an Amazon S3 bucket. The company needs to capture the text from the audio files. The company must remove from the text any personally identifiable information (Pll) that belongs to customers.

What should a solutions architect do to meet these requirements?

A.
Process the audio files by using Amazon Kinesis Video Streams. Use an AWS Lambda function to scan for known Pll patterns.
A.
Process the audio files by using Amazon Kinesis Video Streams. Use an AWS Lambda function to scan for known Pll patterns.
Answers
B.
When an audio file is uploaded to the S3 bucket, invoke an AWS Lambda function to start an Amazon Textract task to analyze the call recordings.
B.
When an audio file is uploaded to the S3 bucket, invoke an AWS Lambda function to start an Amazon Textract task to analyze the call recordings.
Answers
C.
Configure an Amazon Transcribe transcription job with Pll redaction turned on. When an audio file is uploaded to the S3 bucket, invoke an AWS Lambda function to start the transcription job. Store the output in a separate S3 bucket.
C.
Configure an Amazon Transcribe transcription job with Pll redaction turned on. When an audio file is uploaded to the S3 bucket, invoke an AWS Lambda function to start the transcription job. Store the output in a separate S3 bucket.
Answers
D.
Create an Amazon Connect contact flow that ingests the audio files with transcription turned on. Embed an AWS Lambda function to scan for known Pll patterns. Use Amazon EventBridge (Amazon CloudWatch Events) to start the contact flow when an audio file is uploaded to the S3 bucket.
D.
Create an Amazon Connect contact flow that ingests the audio files with transcription turned on. Embed an AWS Lambda function to scan for known Pll patterns. Use Amazon EventBridge (Amazon CloudWatch Events) to start the contact flow when an audio file is uploaded to the S3 bucket.
Answers
Suggested answer: C

A company is migrating its on-premises workload to the AWS Cloud. The company already uses several Amazon EC2 instances and Amazon RDS DB instances. The company wants a solution that automatically starts and stops the EC2 instances and D6 instances outside of business hours. The solution must minimize cost and infrastructure maintenance. Which solution will meet these requirement?

A.
Scale the EC2 instances by using elastic resize Scale the DB instances to zero outside of business hours
A.
Scale the EC2 instances by using elastic resize Scale the DB instances to zero outside of business hours
Answers
B.
Explore AWS Marketplace for partner solutions that will automatically start and stop the EC2 Instances and OB instances on a schedule
B.
Explore AWS Marketplace for partner solutions that will automatically start and stop the EC2 Instances and OB instances on a schedule
Answers
C.
Launch another EC2 instance. Configure a crontab schedule to run shell scripts that will start and stop the existing EC2 instances and DB instances on a schedule.
C.
Launch another EC2 instance. Configure a crontab schedule to run shell scripts that will start and stop the existing EC2 instances and DB instances on a schedule.
Answers
D.
Create an AWS Lambda function that will start and stop the EC2 instances and DB instances Configure Amazon EventBridge to invoke the Lambda function on a schedule
D.
Create an AWS Lambda function that will start and stop the EC2 instances and DB instances Configure Amazon EventBridge to invoke the Lambda function on a schedule
Answers
Suggested answer: D
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