There are different kinds of software implementation strategy. The software implementation strategy would you recommend in this situation to allow users fall-back access to the old system as the new one is implemented is parallel start up.
- Parallel running often called parallel start up strategy for system changeover where a new system slowly takes over the roles of the older system even when both systems operate.
This conversion often occur when the technology of the old system is outdated and as such a new system is needed to be installed to replace the old one.
The parallel running phase is the act of changing a fragment of business information technology operation to a new system.
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Yes, they are by law of America
