Which type of system conversion involves removing the old system and implementing the new system immediately?

The type of system conversion that involves removing the old system and implementing the new system immediately is known as direct conversion. This approach is characterized by a complete switch from the legacy system to the new system all at once, with no overlap between the two.

Direct conversion allows organizations to quickly transition to the new system, which can be beneficial in terms of minimizing the time spent using two systems concurrently. It can also simplify training and user adaptation because users only need to learn the new system without dealing with the complexities of having the old system running simultaneously.

However, this method can be risky, as it leaves no backup in case the new system encounters significant issues or failures during its initial implementation. Therefore, effective testing and preparation are critical before opting for a direct conversion to ensure that the new system is fully functional and meets the necessary requirements.