School of Computing Structured Systems Analysis and Design ICT2621 Solution to Assignment 03/ICT2621 Assignment 3 solutions 2023

School of Computing Structured Systems Analysis and Design ICT2621 Solution to Assignment 03/ICT2621 Assignment 3 solutions 2023 Dear student, This document contains the solutions to Assignment 3. The assignment is marked out 100 marks. It contributes 60% towards the semester mark. The semester mark contributes 30% to the final mark. SOLUTION Question 1 [16] NB: When drawing data flow diagrams (DFDs), use the Gane and Sarson symbols/notation. 1.1 Draw, name and describe the four symbols used in a data flow diagram (DFD). You may use a table to present your answer. (6) 1.2 Briefly describe the following with respect to DFDs: 1.2.1 Process description (2) 1.2.2 Balancing (2) 1.3 Draw a diagram of an example of each of the following showing the process, and the input(s) and output (s), where applicable. You should name each process, input or output used. Do not use the examples from the prescribed test book rather use them as guidelines.