AWS Lambda is a serverless compute service provided by Amazon Web Services (AWS). It allows you to run code in response to various events and triggers without the need to provision or manage servers. With AWS Lambda, you can build and run applications without worrying about the underlying infrastructure. Here are the key features and aspects of AWS Lambda:

1. Event-Driven: AWS Lambda functions are triggered by various events, such as changes in data stored in Amazon S3, updates to an Amazon DynamoDB table, HTTP requests via Amazon API Gateway, and more. This event-driven model enables you to create applications that automatically respond to changes in the AWS ecosystem or custom events.
2. No Server Management: Lambda abstracts away the server infrastructure. You don’t need to worry about server provisioning, maintenance, patching, or scaling. AWS automatically manages the compute resources for you.
3. Pay-as-You-Go: With AWS Lambda, you are only billed for the compute time your code consumes. You’re not charged when your code isn’t running, making it a cost-effective solution for event-driven applications.
4. Supported Languages: AWS Lambda supports multiple programming languages, including Node.js, Python, Ruby, Java, Go, .NET, and custom runtimes. This flexibility allows you to write functions in the language you’re most comfortable with.
5. Stateless and Scalable: Each Lambda function execution is stateless. AWS automatically scales the number of executions in response to the rate of incoming events.
6. Integrated with AWS Services: Lambda integrates seamlessly with various AWS services, making it easy to build applications that react to changes in services like S3, DynamoDB, SNS, and more.
7. Custom Triggers: You can create custom triggers by using the AWS SDK or the AWS Management Console to invoke Lambda functions directly from your applications.
8. Security and IAM: AWS Identity and Access Management (IAM) is used to control access to Lambda functions, ensuring that only authorized users and services can execute them.
9. Built-in Monitoring and Logging: AWS Lambda provides built-in monitoring through Amazon CloudWatch and allows you to log function output for debugging and auditing purposes.

For More information do visit: AWS Training in Pune