Change Control

1 Pages 312 Words

Software maintenance is the process of modifying and enhancing a software system or component after delivery to correct errors, improve performance or other aspects of the system, or adjust to a changed environment. Software maintenance is what keeps software up to date and functional through the various changes that the end user may need it to go through.


Change control is an integral to software existing in an organization. The organizations requirements will warrant change in software and the efficiency of the software depends on how well the software can adapt. Change control involves a few things if it is done properly. First, the maintenance program should be able to select changes that improve the software and reject the elements that degrade it. Next would be to think of all additions to the software that must be added so that additional changes will not be necessary, this is a money saver. Backing up work during change is important to ensure that critical errors are not made to the existing software. Approval of changes is extremely important to the finished product considering no change will take affect until approval has been given. Test changes with an impact group. This allows the changes to be looked over by the people it will affect the most. Interviews and posttest are the best way to make sure that the change is accepted there is no resistance to the new look and functionality of the software. The last step and the most important is to document all of the changes that were made. This leaves a trail of documentation of change that will assist in the next upgrade or change the system goes through. It helps keep costs down because it prevents previously made mistakes or common problem that affected the previous change....