System Analysis and Design Copyright © Genetic Computer School 2007 SAD14-1 CHAPTER OVERVIEW Overview Of System Maintenance Tasks Performed During Maintenance Of The System Types Of Maintenance Risk Management
System Analysis and Design Copyright © Genetic Computer School 2007 SAD14-2 OVERVIEW OF SYSTEM MAINTENANCE Maintenance deals with the modifications made to a project's requirements over its lifetime to reflect changing needs. The system's environment will change and errors undiscovered during system validation may emerge.
System Analysis and Design Copyright © Genetic Computer School 2007 SAD14-3 TASKS PERFORMED DURING MAINTENANCE OF SYSTEM(1) Revise Project Schedule Acquire and Document User Feedback Identify The Components Needing Maintenance Identify Type Of Maintenance required Create A Maintenance Schedule Produce A Maintenance Budget Perform The Maintenance, Incorporating The Code and Unit Testing phases
System Analysis and Design Copyright © Genetic Computer School 2007 SAD14-4 TASKS PERFORMED DURING MAINTENANCE OF SYSTEM(2) Document The Maintenance Process According To Standards Revise All Documents Relevant To Components Define Customer Support Strategy
System Analysis and Design Copyright © Genetic Computer School 2007 SAD14-5 TYPES OF MAINTENANCE Perfective Corrective Adaptive
System Analysis and Design Copyright © Genetic Computer School 2007 SAD14-6 RISK MANAGEMENT Protection Of Data Installation Of Redundant Data reorder Installation Of Redundant System