1. Student projects often use an incremental approach to development. Why is this so, and would employing a ‘formal’ structure such as DSDM be helpful? 2. Draw the context diagram for each of the...

1. Student projects often use an incremental approach to development. Why is this so, and would employing a ‘formal’ structure such as DSDM be helpful?

2. Draw the context diagram for each of the following systems: (a) a bank autoteller machine; (b) a word-processing program; (c) a payroll package that is required to produce a set of printed pay-cheques each month, and to provide pay statements showing amount paid and deductions (national insurance, pension, income tax, regular subscriptions or donations).