Unless you are a brand new startup, you probably have legacy systems that your new applications need to integrate with. Of course, it doesn't have to be legacy data. It could be new IoT, analytics or other digital data you will be generating. Unless you plan to host all of this data on the public cloud, you probably need to consider a private cloud. Sure, you could purchase a direct link to a public cloud and host your apps there, but all this data transfer is likely to get very expensive if there is a lot of data going back and forth.
Cloud, Cloud Computing, Cloud services describes a new class of network-basedcomputing that takes place over the Internet. Augment and virtual reality https://youtu.be/Ahg2fEVxgms Cloud computing makes computer system resources, especially storage and computing power, available on demand without direct active management by the user. The term is generally used to describe data centers available to many users over the Internet. Let us take an example how cloud computing works.