AWS Simple Queue Service (SQS) Overview

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What does SQS stand for?

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Simple Queue Service.

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What is the primary function of AWS SQS?

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To enable web service applications to quickly and reliably queue messages.

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How does AWS SQS work?

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It offers asynchronous message-based communication between services, allowing messages to be queued and processed later.

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What are the two types of queues in AWS SQS?

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First-in-first-out (FIFO) and Standard Queue.

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What is a FIFO queue?

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A queue where the order of messages is preserved, ensuring that the oldest message is processed first.

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What is a Standard Queue?

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A queue where messages are delivered randomly and may be delivered multiple times.

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What is the maximum size of a message in SQS?

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256 kilobytes.

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What is the default retention period for messages in SQS?

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4 days.

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What is the purpose of the AWS SQS API?

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To programmatically interact with Amazon SQS for creating, managing, sending, and receiving messages.

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What is the command to create a FIFO queue using AWS CLI?

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aws sqs create-queue --queue-name MyQueue.