Introduction to Cloud Computing:
Father of cloud computing is an American Scientist J.C.R.Licklider,he envisioned a world where everyone would be connected
with the ability to access specific programs and data regardless of where the access point was located.
The delivery of different services through internet which includes tools and applications like data storage, networking , databases , software, servers.
![](https://codelido.com/assets/files/2023-01-07/1673104831-140192-cloud1.png)
• Users can use services of cloud through internet. Cloud services promote the building of cloud-native applications
• All software , platforms that user access through internet without requiring additional software downloads are the examples of cloud services.
Benefits of Cloud:
Reliable: We can access data and programs anywhere and anytime with safe , secure.
Flexible: We can add or reduce the networks ,servers if need, Expand to new geographies
Financial: Only pay for what we need
Updated: Always have the up-to-date service with latest version.
![](https://codelido.com/assets/files/2023-01-07/1673105281-368974-cloud2.png)
Types of Cloud Services
• Cloud services are mainly classified into mainly three categories:
1) SaaS - Software as a Service
2) PaaS - Platform as a Service
3) Iaas - Infrastructure as a Service
Software as a Service:
This Service can be accessed by customers anywhere and anytime. It take care of backup, updates. It includes customer relationship model.
Platform as a Service:
This service is mainly accessed by developers. This service provides complete resources that need to build application and deploy
Infrastructure as a Service:
This service is renting the computing resources like operating systems, servers and pay what they use.