AWS Serverless Architecture and AWS Lambda

Question 1

What is the maximum execution timeout for an AWS Lambda function?

Accepted Answer

15 minutes

Answer

AWS Lambda functions have a maximum execution timeout of 15 minutes (900 seconds), after which the function is terminated.

Question 2

Which AWS service allows you to run containers in a serverless manner without managing the underlying servers?

Accepted Answer

AWS Fargate

Answer

AWS Fargate is a serverless compute engine for containers that removes the need to provision or manage EC2 instances.

Question 3

What is the maximum size of a Lambda deployment package uploaded directly (not via Amazon S3)?

Accepted Answer

50 MB

Answer

Lambda deployment packages uploaded directly have a 50 MB compressed limit; packages larger than 50 MB must be uploaded to S3 first.

Question 4

Which of the following can act as an event source trigger for an AWS Lambda function?

Accepted Answer

Amazon S3 object creation

Answer

Amazon S3 can trigger Lambda functions on bucket events such as object creation, deletion, or restoration.

Question 5

In a serverless architecture, what does the term 'cold start' refer to?

Accepted Answer

The initial latency when Lambda initializes a new execution environment after inactivity

Answer

A cold start is the extra latency incurred when Lambda must spin up a new execution environment because no warm instance is available.

AWS Practice Test