Buster is Darby 's pet puppy who appeared in the series My Friends Tigger & Pooh.
IT as a service. IT as a service (ITaaS) is an operational model where the IT service provider delivers an information technology service to a business. The IT service provider can be an internal IT organization or an external IT services company.
Infrastructure as a service (IaaS) is a form of cloud computing that provides virtualized computing resources over the internet. IaaS is one of the three main categories of cloud computing services, alongside software as a service and platform as a service .