Best Definition for Cloud Computing
It is a ways of storage and accessing the data through internet and the storage is not in the local drives or the hard disk. In utilizes the storage space over the internet and access instantly as and when needed. It is not storing the data locally and accessing as it is purely internet based storage and access system without any dedicated hardware for it.
Big Corporations provide this as business where hardware is deployed to make the data available for the user who need to use just an internet connection to get it. Different types of services are available in cloud systems such as SaaS, IaaS, or PaaS services based on the type of accessibility.