Concepts Flashcards
Name 3 cloud computing deployment models
- Cloud-based deployment
- On-premises deployment
- Hybrid deployment
What is cloud based deployment?
Cloud-based deployment involves hosting and running applications or services on remote servers provided by a cloud service provider.
Name 5 benefits of cloud computing
cost savings
scalability
flexibility
improved speed and agility
the ability to leverage a global infrastructure
Describe on premises deployment
On-premises deployment - an organisation uses its phyiscal premise to host and run applications or services. They own the hardware and software needed
Describe hybrid deployment
Hybrid deployment combines cloud-based and on-premises deployments
Flexible approach
What is cloud computing?
On-demand delivery of IT resources and applications through the internet with pay-as-you-go pricing
What is another name for on-premises deployment?
private cloud deployment
The scale of cloud computing means customer’s cans save costs.
Why?
The aggregated cloud usage from a large number of customers results in lower pay-as-you-go prices.
What is IaaS
Infrastructure as a Service
Cloud controls underlying infrastructure, you control app etc
Scalable, flexible, disaster recovery
What is PaaS
Platform as a Service
PaaS offers a development platform
Simplified development, scalability, collaboration, cost and time saving
What is SaaS
Software as a Service
delivers software applications over the internet on a subscription basis through a web browser or api
accessibility, scalability, automatic updates