In this course you are learning about the basics of AWS CDK which is an open source framework to generate Cloudformation templates out of code written in languages like Java, JavaScript, TypeScript or Python. CDK uses Constructs to describe one or more Cloudformation resources.

Additional AWS released CDK Solutions Constructs which are high level Constructs to implement often used and from the AWS Well-Architected Framework approved resource patterns. That brings in AWSbest practises from the category Costs Optimization, Performance, Security, Reliability and Operational Excellence basically ootb.