In Cloud Computing you are using the resource of a computer from the cloud. you only pay according to your use.
Each Cloud Provider has his own set of services.
There are two basic Services That provide by every Cloud Provider:
1) Compute Power
Compute Power Is How much Processing your computer can do.
Compute Power Example:
When you buy a PC, you get 8GB of RAM and a suitable processor. but when time goes on and the load of your work to your PC becomes slow. With Cloud Computing you can add/remove compute power as you need and pay as much as you use it.
The Volume of data you can store.
A Traditional Computer has Limited Hard drive space or with time you are going out of space and have to buy a second hard disk. In cloud computing, you can request according to your requirements for storage.
Benefits Of Cloud Computing:
Cloud Providers Manage the computer, takes backups, and make sure the operating system is up to date as well as make sure that everything is running 24/7.
As your Business grow you can add more resource in an effective way