Scaling - Lambda

Question 1

What is Lambda?

Answer 1

all you need to run code with infrastructure; serverless

Question 2

What languages does Lambda support?

Answer 2

Node.js, Python, Java, Go and C#, Powershell

Question 3

What is the use case?

Answer 3

creating server less architectures; stateless code executed on an event basis

Question 4

How many lambda functions can be executed at once?

Answer 4

unlimited

Question 5

AWS Serverles app model?

Answer 5

open source AWS framework written in YAML

Question 6

How does the AWS Serverless Application Model function?

Answer 6

AWS CLI-like function to create, deploy and update serverless apps like Lambda, DDB, and API gateway

Question 7

What features the Serverless application model does it include?

Answer 7

enables local testing and debugging of apps; extension of cloudformation to access resources

Question 8

How is cloudformation involved in the AWS Serverless Application Model?

Answer 8

AWS SAM deploys YAML template to Cloudformation which uploads it to AWS

Question 9

What is AWS EventBridge?

Answer 9

designed to link AWS event resources, apply some rules, and them launch other events using Lambda, SQS; use case for 3rd party event sources