samngogaunit3systemlifecycle

Click here to see my work:
 * __The system life cycle__**


 * __Task 1 questionnaire__**
 * __Task 2 exel graphs__**
 * __Task 3 proposal__**
 * __Task 4 design__**
 * __Task 5 testing__**
 * __Task 6 implementation__**
 * __Task 7 documentation__**
 * __Task 8 evaluation__**