Perfective Maintenance
This involves adding new functionality or features to the system. However there have been some cases when software maintenance cost made up to 90 of the whole software development cost. V2soft On Twitter Track Your Steps Tracking App Interactive Several commenters understood that there was a substantive requirement embedded in the definition of Software Maintenance in 95605 Software maintenance that substantially increases risk or cost or functionality will require an As-Needed APD Other commenters requested that the summary section provide clarification on what. . As users interact with your applications they may notice things that you did not or suggest new features that they would like as part of the software which could become future projects or. Due to the fact that the costs were underestimated the budget was violated. We may define maintenance by describing four activities that are undertaken after a program is released for use. ...