Which choices below are commonly accepted definitions for a
disaster? Select three.

A.
A suddenly occurring event that has a long-term negative impact on
social life

B.
An emergency that is beyond the normal response resources of the
entity

C.
An occurrence or imminent threat to the entity of widespread or
severe damage, injury, loss of life, or loss of property

D.
An occurrence that is outside the normal computing function

Explanation:
The disaster/emergency management and business continuity
community consists of many different types of entities, such as governmental
(federal, state, and local), nongovernmental (business and
industry), and individuals. Each entity has its own focus and its own
definition of a disaster.
The correct answers are examples of these various
definitions of disasters.
A very common definition of a disaster is a suddenly occurring
or unstoppable developing event that:
Claims loss of life, suffering, loss of valuables, or damage to the
environment.
Overwhelms local resources or efforts.

Has a long-term impact on social or natural life that is always
negative in the beginning.
Source: NFPA 1600 Standard on Disaster/Emergency Management
and Business Continuity, National Fire Protection Association, 2000
edition.