Recall & Review
beginner
What is AWS Lambda?
AWS Lambda is a service that lets you run code without managing servers. You just upload your code, and Lambda runs it when needed.
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beginner
What is a trigger in AWS Lambda?
A trigger is an event that starts your Lambda function, like a file upload or a web request.
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intermediate
Why do you need an execution role for a Lambda function?
The execution role gives your Lambda permission to access other AWS services it needs, like reading from a database.
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intermediate
What is the maximum duration a Lambda function can run?
A Lambda function can run up to 15 minutes before it times out.
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beginner
How do you update the code of an existing Lambda function?
You can update the code by uploading a new file or using the AWS Console editor, AWS CLI, or SDKs.
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What do you need to provide when creating a Lambda function?
✗ Incorrect
You must provide your code and an execution role that grants permissions for the Lambda function.
Which AWS service can trigger a Lambda function?
✗ Incorrect
Amazon S3 can trigger Lambda functions on events like file uploads.
What is the maximum timeout for a Lambda function?
✗ Incorrect
Lambda functions can run up to 15 minutes before timing out.
How do you give a Lambda function permission to access other AWS services?
✗ Incorrect
An execution role grants the Lambda function permissions to access AWS resources.
Which language can you NOT use to write Lambda functions?
✗ Incorrect
COBOL is not supported by AWS Lambda.
Explain the steps to create a Lambda function from scratch.
Think about what you need before the function can run and respond to events.
You got /5 concepts.
Describe how Lambda functions handle scaling when many events happen at once.
Imagine many friends calling you at the same time and you can talk to all of them separately.
You got /4 concepts.