Explain Quick-fix Model
Quick-fix Model: This is the easiest model used for the maintenance of the software. In this model changes at the code level are made as early as possible without anticipating future maintenance trouble. This model is not suitable for large and difficult software systems. It should be used if the size of the software is small and is developed and maintained by single person. Also if the customers want fixing of bugs to be completed immediately one can use this model. In that bugs can be fixed temporarily and parallel, proper correction can be completed.