Optional-scenarios
Examples of optional
scenarios in routine operation
- Execution of a primary task
- Execution of a
secondary task
- Execution of an auxiliary task, for an exceptional task.
Examples of optional
scenarios in exception management
- Troubleshooting following an
alarm about a
failure of a
system unit
- Exploring the sources for unexpected
system behavior
- Retrieving the
system
state prior to an operational error
- Restoring the system
state following power failure
- Troubleshooting a communication failure.
Updated on 29 May 2016.