Category: 12. Software Maintenance

There are two types of cost factors involved in software maintenance. These are Non-Technical Factors 1. Application Domain 2. Staff Stability 3. Program Lifetime 4. Dependence on External Environment 5. Hardware Stability Technical Factors Technical Factors include the following: Module Independence It should be possible to change one program unit of a system without affecting…

Lack of Traceability Lack of Code Comments Obsolete Legacy Systems Software Maintenance Process Program Understanding The first step consists of analyzing the program to understand. Generating a Particular maintenance problem The second phase consists of creating a particular maintenance proposal to accomplish the implementation of the maintenance goals. Ripple Effect The third step consists of…

Software maintenance is a part of the Software Development Life Cycle. Its primary goal is to modify and update software application after delivery to correct errors and to improve performance. Software is a model of the real world. When the real world changes, the software require alteration wherever possible. Software Maintenance is an inclusive activity…