Impact (ITILv3): [Service Operation] [Service Transition] A measure of the effect of an Incident, Problem or Change on Business Processes. Impact is often based on how Service Levels will be affected. Impact and Urgency are used to assign priority.
See also: TBD
Cross Reference: Risk
Impact (ITILv2): A measure of the effect that an Incident, Problem or Change is having or might have on the business being provided with IT services. Often equal to the extent to which agreed or expected levels of service may be distorted. Together with urgency, and perhaps technical severity, it is the major means of assigning priority for dealing with Incidents, Problems or Changes.
See also: Priority, Severity Code, Technical Severity, Urgency
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