Question: PLEASE HELP!!! 4. Answer the following questions on architectural design. a. Develop a layered information system architecture that allows users to view information about flights

PLEASE HELP!!!

PLEASE HELP!!! 4. Answer the following questions on architectural design. a. Develop

4. Answer the following questions on architectural design. a. Develop a layered information system architecture that allows users to view information about flights arriving and departing from a particular airport. (10 marks) b. What is the main idea of software patterns? Why is it important? List the commonly used architectural patterns. (10 marks) 5. Answer the following questions on design and implementation. a. What are the 5 key activities in an object-oriented design process? List and briefly explain. (10 marks) b. Using the UML graphical notation for object classes, design a bank account object classes, identifying attributes and operations. Use your own experience to decide on the attributes and operations that should be associated with these objects. (10 marks)

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