Lambda is a serverless compute service which can help you to run a code without managing servers.
The code you run on lambda is called **Functions**
*Lambda scale automatically.
*Lambda is serverless which means you don't have to worry about
managing servers like EC2.
In a bigger picture,
*Lambda allow developers to focus on core business logic for the app they are developing instead of worrying about managing servers.
*Lambda is a building block for many serversless applications.
In lambda, serverless simply means AWS manages the servers for you and you cannot access them.
In the real world, lambda is used for
*Real-time file processing
*Sending email notifications
*Backend business logic.
Features of lambda.
*It support popular programming languages like java,node.js, python and ruby.
*Lambda can execute your code in response to events.
*You author code using your favorite development environment or via the console.
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