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Question:
(a) Briefly explain the following concepts:
(i) Encapsulation and its advantages (ii) Abstract class and its use (iii) Polymorphism and its advantages
(b) Object oriented software development promotes class reuse. Explain how this is achieved and give two advantages and two disadvantages of class reuse.
(c) Briefly outline the facilities provided by a generic CASE tool to perform Object Oriented analysis and design. You may refer to an example of a CASE tool you have used during your course.
Question: (a) With reference to component communication, explain the differences between interface oriented and message oriented communication in terms of communication method
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I need help creating a DFD for an assignment. Is there anyway you could help?
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what is critical path management
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