From your textbook, design patterns are “solutions that developers have refined over time to solve a range of recurring problems.” Design patterns have a range of benefits, such as speeding up the...

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From your textbook, design patterns are “solutions that developers have refined over time to solve a range of recurring problems.” Design patterns have a range of benefits, such as speeding up the development process by reducing the need to develop new designs from scratch.


For this Assignment, you will apply a design pattern to the Pennywise National Bank scenario in the previous unit. Perform the following:



  1. Evaluate design patterns and select one that fits within this project. Explain why you picked that design pattern.


  2. Generate ahigh-level UML class diagram for this system. Indicate which classes are contained in the design pattern you selected.

  3. Describe the benefits of using this pattern instead of another pattern or designing from scr

Answered 1 days AfterApr 03, 2021

Answer To: From your textbook, design patterns are “solutions that developers have refined over time to solve a...

Swapnil answered on Apr 05 2021
129 Votes
1
    A Design Pattern is basically a general purpose abstraction of a problem, which will be applied to a spe
cific solution. The software engineers basically used to solve many different types of problems, and it can make the sense that the any software solution basically used to elements from the solutions.
There are following design patterns:
1. Creational design patterns
2. Structural design patterns
3. Behavioural design patterns
Usage, benefits and examples of first two design patterns are as follows:
1. Creational design patterns: The creational design pattern basically used for the instantiation of it. The pattern can be used for the class creation patterns and the class creation should be object creational patterns.
There are following patterns come in this category:
a) Singleton pattern basically restricts the instantiation of the class and it can ensure the one instance of the class that can be exists in the jvm.
b) Factory design pattern basically used for the multiple sub classes that can be based on the input.
c) Abstract Factory pattern is...
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