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ICT2621 Assignment 3 solutions 2023
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ICT2621 Assignment 3 solutions 2023
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By: 1leville1tg • 1 year ago
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ICT2621/101/3/2023ASSIGNMENT 03
Study material: Prescribed book chapters 5, 8, 9, 11 and 12
Excluded: Objected-oriented analysis and design sections
Assignment type: Written
Submission procedure: Via myUnisa on the indicated due date on the module site
Year-mark weight: 60%
Compulsory: It contributes towards the year mark.
Submit your assignment via myUnisa by the due date. Do not be concerned if myUnisa is down on the last
submission date. We are notified when this happens, and will take this type of delay into consideration.
Provide detailed solutions to all the questions. The solutions of the questions will be uploaded on myModule site
as Tutorial Letter 202
The mark that you achieve will contribute 60% towards your semester mark.
Total: 100 mark
ASSIGNMENT 03 2023, Total: 100 marks
Chapter 5 – Data and process modelling
Question 1 [21]
NB: When drawing data flow diagrams (DFDs), use the Gane and Sarson
symbols/notation set.
Draw, name and describe the four symbols used in a data flow diagram (DFD). You may use a table to present
your answer. (6)
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