Glossary

Terms beginning with R

reach

The number of people reached by a communication activity.

requirement

Statement which translates or expresses a need and its associated constraints and conditions.

Note: different delivery approaches use differing terminology, for example SCRUM uses the term user story.

residual risk

The risk remaining after the risk response has been applied.

responsible (person)

Someone who is responsible has some control over or care for an action, or the obligation to do something as part of a wider job role.

Note: a responsible person is responsible to an accountable person, or themselves if they are the accountable person.

risk

The effect of uncertainty on objectives.

Note: risk is usually expressed in terms of causes, potential events, and their consequences.

Note: a cause is an element which alone or in combination has the potential to give rise to risk.

Note: an event is an occurrence or change of a set of circumstances and can be something that is expected which does not happen or something that is not expected which does happen. Events can have multiple causes and consequences and can affect multiple objectives.

Note: the consequences, should the event happen, – consequences are the outcome of an event affecting objectives, which can be certain or uncertain, can have positive or negative direct or indirect effects on objectives, can be expressed qualitatively or quantitatively, and can escalate through cascading and cumulative effects.