We surely know that managing an IT infrastructure requires resources and skills, for example, planning, choosing the hardware, waiting for the delivery process, environmental control inside the data center, hardware maintenance, and so on.
Often there are chances that you may need more flexibility other than having a virtualized infrastructure: to withstand a peak demand period during a new product presentation on a world expo or as a result of unexpected multiple hardware failures.
Also, relying on an external Cloud provider may provide the following benefits:
Cost-effective resources: You pay for what you use (usually price per hour, without the requirement of a long-term commitment), without infrastructure and hardware maintenance overhead
Instant Elasticity: You can request for multiple instances of multiple sizes at any time (more or less), and even for a few hours
Security: Most Cloud providers undergo many industry-recognized certifications and audits...