AWS DevOps Serverless Deployment 2

Question 1

Which AWS SAM CLI command packages a serverless application and uploads artifacts to S3 before deployment?

Accepted Answer

sam package

Answer

sam package bundles the application code and uploads artifacts to an S3 bucket, producing a packaged CloudFormation template.

Question 2

When deploying a Lambda function via CodeDeploy with a canary traffic-shifting strategy, which configuration routes 10% of traffic immediately and the rest after 5 minutes?

Accepted Answer

Canary10Percent5Minutes

Answer

Canary10Percent5Minutes shifts 10% of traffic to the new version immediately, then shifts the remaining 90% after 5 minutes.

Question 3

In an AWS SAM template, which resource type is used to define a serverless REST API backed by Lambda?

Accepted Answer

AWS::Serverless::Api

Answer

AWS::Serverless::Api is the SAM transform shorthand for creating an API Gateway REST API integrated with Lambda.

Question 4

A DevOps engineer needs Lambda to process S3 events only from a specific prefix. Where should this filter be configured?

Accepted Answer

Lambda event source mapping notification filter

Answer

S3 event notification filters on prefix/suffix are configured in the event source mapping or S3 bucket notification configuration, not in Lambda itself.

Question 5

Which feature of Lambda allows a DevOps team to keep a function pre-initialized to eliminate cold start latency?

Accepted Answer

Provisioned concurrency

Answer

Provisioned concurrency initializes a specified number of execution environments so they are ready to respond immediately without cold starts.

AWS Practice Test

AWS Practice Test

AWS DevOps Serverless Deployment 2