Explain the terms hard and soft systems

Question 1  
(a) Identify and describe as many distinct sub-systems of Zoo4U as you can. For ANY TWO of your identified sub-systems, describe the following system components:  
 The goal or objective of the system The stakeholders of the system  The inputs/outputs of the system The associated feedback The transformations involved  The system boundary  The environment of the system The hierarchy of sub-systems within the system  
(20%)    
 
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(b) Draw a large, easy-to-read and well-annotated diagram that clearly shows a visual equivalent to the above discussion. Be sure to show all identified subsystems, boundaries and inputs/outputs.  
 
Question 2  
Explain the meaning of the terms CATWOE and Root Definition. Apply such concepts to ONE of your identified sub-systems.  

Question 3  
There are a wide range of models available in the design and analysis of systems and their sub-systems. Explain the following terms, supported by suitable example diagrams – which should be based on the above case study:  
 Rich Pictures Systems Maps Activity Sequence Diagrams  Mind Maps  
Feel free to enhance, extend and make intelligent assumptions about the case study – but do document these clearly.  

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Question 4  
Explain the terms hard and soft systems. With respect to the above case study, critically evaluate where each could be suitably applied, supporting your discussion with specific examples and/or diagrams.