3. a. What is feasibility study and why do we need it in a software development process? [5 marks] b. List and explain the processes in a software risk management c. Explain briefly Information Technology Infrastructure Library ITIL. d. List any six components of ITIL Feasibility Report. 4/7/03 start s days TI 10 days 15 days 12 14/7/03 MI 25/703 M3 25/7003 M2 18/7/03 M5 15 days 13 5 days 20 days 17 10 days 15 25 days 4/8/03 M4 11/8/03 M7 15 days 19 25/8/03 M6 15 days TIO 3c. Calculate the critical path and explain what it means. 7 days TI 199/03 10 y 5/90/03 M8 112 [5 marks] Finish [4 marks] [6 marks] [4 marks]