| 1 | What is Amazon SQS and why is it used to decouple application components? AWS › Amazon SQS (Simple Queue Service) | AWS | Amazon SQS (Simple Queue Service) | Beginner |
| 2 | What is the difference between SQS Standard queues and FIFO queues? AWS › Amazon SQS (Simple Queue Service) | AWS | Amazon SQS (Simple Queue Service) | Beginner |
| 3 | What is a dead letter queue in SQS, and why is it useful for handling failed messages? AWS › Amazon SQS (Simple Queue Service) | AWS | Amazon SQS (Simple Queue Service) | Intermediate |
| 4 | What strategies help you design SQS based systems for exactly once processing semantics despite the underlying at least once delivery guarantee? AWS › Amazon SQS (Simple Queue Service) | AWS | Amazon SQS (Simple Queue Service) | Advanced |
| 5 | What is visibility timeout in SQS, and why is it important for reliable message processing? AWS › Amazon SQS (Simple Queue Service) | AWS | Amazon SQS (Simple Queue Service) | Intermediate |
| 6 | How does long polling in SQS improve efficiency compared to short polling? AWS › Amazon SQS (Simple Queue Service) | AWS | Amazon SQS (Simple Queue Service) | Intermediate |
| 7 | How does SQS integrate with Lambda for event driven message processing, including batching behavior? AWS › Amazon SQS (Simple Queue Service) | AWS | Amazon SQS (Simple Queue Service) | Advanced |
| 8 | What is Amazon SNS and how does the publish subscribe messaging pattern work? AWS › Amazon SNS (Simple Notification Service) | AWS | Amazon SNS (Simple Notification Service) | Beginner |
| 9 | How does SNS integrate with SQS in the fan out pattern to support multiple independent consumers of the same event? AWS › Amazon SNS (Simple Notification Service) | AWS | Amazon SNS (Simple Notification Service) | Advanced |
| 10 | What is the difference between SNS Standard and FIFO topics? AWS › Amazon SNS (Simple Notification Service) | AWS | Amazon SNS (Simple Notification Service) | Intermediate |