Cloud Computing Models Flashcards
1
Q
Infrastructure as a Service (IaaS)
A
Provider (AWS) hosts virtualized computing resources over the internet
- customers can rent virtual machines (VMs), storage and networking infrastructure on-demand allowing them to scale resources up or down as needed without the need to invest in physical hardware
- Compute: EC2 (Virtual Machines)
- Networking: VPC (Private Cloud Network)
- Storage: EBS (Virtual Hard Drives)
2
Q
Platform as a Service (PaaS)
A
Provides a platform allowing customers to develop, run, and manage applications without dealing with the underlying infrastructure
- Lambda
- Elastic Beanstalk
- RDS
3
Q
Software as a Service (SaaS)
A
Software applications are hosted and provided to customers over the internet on a subscription basis
- AWS Trusted Advisor
- AWS Shield
- Amazon Chime: communications service the provides online meetings, video conferencing, chat and screen sharing capabilities