a. Complexity of systems develop nowadays has seen evolution in programming environments with
emergence of integrated development environment. Describe the purpose of any four IDE
components. (4 Marks)
b. Compare software project and other physical infrastructure projects. (6 Marks)
c. Students register for a course by submitting their details to the admission department who verify the
details and store the records. Verified details are sent back to students for verification then a copy is
stored in the institute registration file. After sitting for an exam, candidate scripts are marked and
marks compiled, sorted are stored in marks database. Students are then issued with result
transcripts.
i. Design a level 1 DFD to represent the system. (6 Marks)
ii. Use the above data flow diagram to indicate the following requirements of the above
examination system justifying your answers: (4 Marks)
? The number of interfaces required
? Number of database tables required
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