Inevitably the system will need maintenance. Once the system is in operation, it is monitored for proper performance in accordance with user requirements. If requirements do change, modifications can be incorporated. The software should be developed to accommodate variations that could take place during the post implementation period. The system is continuously assessed to determine if it can be made more effective. Operations of the system continue as long as the system can efficiently adapt and respond to the business' needs. When changes or modifications are needed, the system can enter an abbreviated version of the four phases.…
