The ITIL Foundation level is the entry level certification which offers you a general awareness of the key elements, concepts and terminology used in the ITIL service lifecycle, including the links between lifecycle stages, the processes used and their contribution to service management practices.
Essential services are core services which delivers the basic output as desired by the user.
Enabling services are needed in order for a core service to be delivered.
Enhancing services are value added services that increase the value of core service (e.g. caller ID)
Essential services are core services which delivers the basic output as desired by the user.
Enabling services are needed in order for a core service to be delivered.
Enhancing services are value added services that increase the value of core service (e.g. caller ID)