Emerging Computing Paradigms : John Wiley & Sons Inc : 9781119813408 : 18 Aug 2022 : "A computing process requires resources like processors, memory, network and software. The traditional computing model for IT services requires investing in the computing infrastructure. 'Onpremise' solution requires that you purchase and deploy requiredhardware and software at your premise. Such a solution involves a capital expenditure on the equipment and recurring operational spending on the maintenance and technological refreshes required from time-to-time. Another possible solution can be colocation facilities where the facility owner can provide services like power, cooling, and physical security. The customer needs to deploy its server, storage, and other equipment necessary for the operation. This solution reduces the capital expenditure and increases the operational cost as per the service-agreement agreed upon for hiring the services. Cloud computing aggregates various computing resources, b