Question: List and explain the factors affecting maintenance cost. (25 marks) Q.2. Explain the concepts of reverse engineering, forward engineering, reengineering and restructuring. Draw a

List and explain the factors affecting maintenance cost. (25 marks) Q.2. Explain

List and explain the factors affecting maintenance cost. (25 marks) Q.2. Explain the concepts of reverse engineering, forward engineering, reengineering and restructuring. Draw a figure that represents the relationships between the reverse engineering and related processes. (25 marks) Q.3. What are the different evolution activities that applied at different phases of the system life cycles? Explain. Draw a figure that represents these relationships (let's remember the article was written by Comella-Dorda et al.). (25 marks) Q.4. Discuss the aims of program understanding in maintenance. Draw and briefly explain a comprehension process model. (25 marks)

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