1620_lecture_11 - ITEC3620 Object-Based Programming Lecture...

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ITEC3620 Object-Based Programming Lecture 11 User Defined Datatypes
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Real-World Programming Determine the problem Define the problem Analyze the problem Solve the problem
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A Case Study The Client A credit card company The Assignment Develop a support program to handle all of their credit card transactions
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Determine the Problem What is happening? Credit cards are issued Purchases are made Bills are sent out Note: Does not answer “What is the problem?” – clients usually know they have problems, not what they are
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Define the Problem How much will be done? Prototype? Comprehensive system? Comprehensive sub-component? Random walk?
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Analyze the Problem What is needed to issue a credit card? Customer info, credit card info What is needed to handle a purchase? Credit card info, purchase info What is needed to send out statements? Customer info, credit card info
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Solve the Problem Write (sub) programs to solve (sub) problems The easy part This can be sent to China, India, Africa, …
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1620_lecture_11 - ITEC3620 Object-Based Programming Lecture...

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