project management glossary
ub
ui
See User Interface
uml
unavoidable delay
A production delay the operator cannot prevent.
uncertainty
Lack of knowledge of future events.
A condition, event, outcome, or circumstance for which the extent, value,
or consequence is not predictable.
A source of risk derived from a lack of sufficient knowledge about the
underlying probabilities of adverse events and/or their consequences.
Uncertainty is a distinct characteristic of the project
environment.
See also Project Risk.
