AWS Serverless Microservices with Patterns and Best Practices - AWS Lambda Main Features

The video tutorial provides an in-depth look at AWS Lambda, a serverless computing service. It covers key features such as cost-saving through a pay-as-you-go model, event-driven architecture, scalability, and availability. The tutorial also highlights Lambda's support for multiple programming languages and frameworks, and discusses key features like concurrency controls, container image support, code signing, extensions, and database access. The video aims to equip viewers with a comprehensive understanding of AWS Lambda's capabilities and how it can be leveraged for scalable, secure, and efficient application development.

What is the billing model of AWS Lambda?

• Free for all users

• Annual subscription

• Pay-as-you-go

• Flat monthly fee

Which of the following is NOT a source of events for AWS Lambda?

• Amazon S3

• Amazon EventBridge

• Amazon API Gateway

• Amazon RDS

How does AWS Lambda handle scaling?

• Manual scaling by the user

• Scaling is not supported

• Automatic scaling

• Scaling only during business hours

Which programming languages are natively supported by AWS Lambda?

• Perl, Haskell, Lua, Erlang

• C++, Rust, Kotlin, Scala

• Python, Ruby, PHP, Swift

• Java, Go, PowerShell, Node.js

What feature allows AWS Lambda to verify the integrity of its code?

• Code compression

• Code obfuscation

• Code encryption

• Code signing

What is the purpose of Lambda extensions?

• To integrate with monitoring and security tools

• To enhance user interface

• To reduce memory usage

• To increase execution time

How can AWS Lambda functions access shared resources securely?

• By using Amazon EFS

• By using Amazon S3

• By using Amazon DynamoDB

• By using Amazon RDS