← AWS Certified Developer - Associate
AWS · objective · 32% of the exam
Development with AWS Services
Exam objectives are the official skill domains AWS Certified Developer - Associate tests. Below are the official AWS docs our questions on this objective cite — review them, then practise.
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Official references for this objective
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Amazon Web Services — Best practices for working with AWS Lambda functions - AWS Lambda
Initialize SDK clients and database connections outside of the function handler, and cache static assets locally in the /tmp directory.
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Amazon Web Services — Retry behavior - AWS SDKs and Tools
Adaptive mode includes everything in standard mode, plus a client-side rate limiter .
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Amazon Web Services — Building Lambda functions with Node.js - AWS Lambda
we recommend bundling only the certificates that you need with your deployment package and loading them through the NODE_EXTRA_CA_CERTS environment variable.
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Amazon Web Services — Error handling with DynamoDB - Amazon DynamoDB
When you receive a status code 500 on a write operation, the operation may have succeeded or failed.
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Amazon Web Services — Develop REST APIs in API Gateway - Amazon API Gateway
In the non-proxy integration, API Gateway performs data transformations to meet the backend requirements, by modifying the integration request and integration response.
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Amazon Web Services — Fanout Amazon SNS notifications to Amazon SQS queues for asynchronous processing - Amazon Simple Notification Service
messages can be delivered to applications that require immediate notification of an event, and also persisted in an Amazon SQS queue for other applications to
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Amazon Web Services — What is Amazon Simple Queue Service? - Amazon Simple Queue Service
The default message retention period is 4 days.
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Amazon Web Services — Amazon SQS, Amazon SNS, or Amazon EventBridge? - Amazon SQS, Amazon SNS, or EventBridge?
Complex event pattern matching and content-based filtering
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Amazon Web Services — First steps for modeling relational data in DynamoDB - Amazon DynamoDB
in Amazon DynamoDB, you shouldn't start designing your schema until you know the questions that it needs to answer
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Amazon Web Services — What is AWS Lambda? - AWS Lambda
Best for Request-response or event-driven workloads (APIs, data processing, automation) Persistent environments running user or AI-produced untrusted code