30 Questions
What is the main aspect the company wants for the application that ingests incoming messages?
High scalability
Which service is suggested by AWS to persist the messages for the application ingesting incoming messages?
Amazon Kinesis Data Analytic
How can application messages be processed by all the consuming applications for ingested messages?
All applications read and process the messages
What kind of message rate fluctuation does the company experience up to 100,000 messages per second?
Drastic message rate variations
Which AWS service is used for controlling access to data by using fine-grained IAM access?
Amazon IAM
What is the proposed solution for storing encrypted data in highly available storage?
Storing the encrypted data in an Amazon S3 bucket
What is the main reason to use Amazon CloudFront in the context of ensuring low latency for all users?
To serve static content efficiently
In the given scenario, what could be a potential issue with deploying the application stack in two AWS Regions?
Latency due to data transfer between Regions
Why should the company consider an AWS service for handling messages between the sender and processing applications?
To retain messages that fail processing and avoid impact on remaining messages
Which routing policy is suitable for directing users to the closest Region for content serving?
Latency-based
What could be a drawback of serving dynamic content directly from the ALB?
Potential ALB overload
How does Amazon CloudFront help in optimizing the delivery of static content to users?
By caching content at edge locations
What can be integrated with API Gateway to process an order when an application receives it?
Amazon Simple Queue Service (Amazon SQS) FIFO queue
When should an API Gateway authorizer be used in an application?
When the application processes an order
What type of queue is suitable for applications that require high throughput and best-effort ordering?
Standard queue
What is a cost-effective solution for a hybrid architecture that requires a highly available connection with consistent low latency to an AWS Region?
Provisioning an AWS Direct Connect connection and a VPN connection as a backup
What is the primary benefit of using an AWS Direct Connect connection over a VPN connection?
Lower latency
Why would a company provision a VPN connection as a backup if the primary Direct Connect connection fails?
To accept slower traffic
What is a prerequisite to create a route in the VPC route table to provide the EC2 instance with access to the S3 bucket?
Obtain the private IP address of the S3 bucket's service API endpoint
What is the primary benefit of using IAM roles to restrict access to the S3 bucket?
Enhancing security and managing fine-grained permissions
Why is Amazon RDS not sufficient for storing purchase data for analytics?
It does not support fine-grained permissions
What is the purpose of creating an AWS Glue crawler?
To catalog and make data in S3 accessible
Why is using S3 policies not a suitable solution for the company?
It does not provide fine-grained permissions
What is the primary benefit of using Amazon Athena?
Improving data analytics
What must a company implementing a two-tier web application on AWS ensure regarding database credentials?
Database credentials must be automatically rotated on a regular basis
Which AWS service can be used to automatically rotate RDS credentials and EC2 instance metadata?
Amazon EventBridge (Amazon CloudWatch Events)
What should a company avoid when storing database credentials for a two-tier web application on AWS?
Hardcoding credentials in the application
Which approach minimizes operational overhead when managing database credentials for a two-tier web application on AWS?
Automatically rotating credentials with Amazon EventBridge (Amazon CloudWatch Events)
What is a recommended practice for granting EC2 instances access to secrets stored in AWS Secrets Manager?
Attaching the required permissions to the EC2 role
How can a company manage database credentials in a secure manner while minimizing operational overhead on AWS?
Using Amazon EventBridge (Amazon CloudWatch Events) rules to update RDS credentials and instance metadata
Test your knowledge on integrating API Gateway with Amazon SQS queues, including setting up FIFO and standard queues, configuring invocations with AWS Lambda, and implementing authorizers to block requests during order processing.
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