AWS DevOps and Developer Tools Flashcards

What is Amazon SQS used for?

Answer: To decouple application components by providing a managed message queuing service

Amazon SQS (Simple Queue Service) is a fully managed message queue that decouples distributed application components by reliably transmitting messages.

What is the difference between Amazon SQS Standard and FIFO queues?

Answer: Standard queues offer best-effort ordering and at-least-once delivery; FIFO queues guarantee order and exactly-once processing

SQS Standard queues deliver messages at least once in roughly ordered fashion, while FIFO queues guarantee exactly-once, first-in-first-out message delivery.

Which AWS service is used to send push notifications to multiple subscribers via topics?

Answer: Amazon SNS

Amazon SNS (Simple Notification Service) is a managed pub/sub messaging service that sends notifications to subscribers via topics using email, SMS, HTTP, or SQS.

What is AWS Systems Manager Parameter Store used for?

Answer: To securely store configuration data and secrets like database strings and API keys

AWS Systems Manager Parameter Store provides secure, hierarchical storage for configuration data management and secrets management.

What is Amazon EventBridge used for?

Answer: To build event-driven applications by connecting AWS services and SaaS applications using events

Amazon EventBridge is a serverless event bus that connects AWS services, SaaS applications, and your own apps using events to trigger workflows.

Which AWS DevOps service helps you automate the configuration and management of servers using Chef or Puppet?

Answer: AWS OpsWorks

AWS OpsWorks is a configuration management service that uses Chef and Puppet to automate server configuration, deployment, and management.