AWS Certified Cloud Practitioner Practice Test 1

Elasticity allows you to deploy your application without worrying about whether it will need more or less resources in the future. With elasticity, the infrastructure can scale on-demand

Fault tolerance and high availability are mechanisms used for ensuring the availability of your application and protecting against the failure of hardware or software components

Disposable resources is an architectural principle in which servers and other components are treated as temporary resources and are replaced rather than updated

References:   

https://digitalcloud.training/certification-training/aws-certified-cloud-practitioner/architecting-for-the-cloud/