Design pattern(singleton, observer, façade, adapter, decorator etc) PHP Case Study: Yum-Yum Restaurant Yum-Yum Restauran

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Design Pattern Singleton Observer Facade Adapter Decorator Etc Php Case Study Yum Yum Restaurant Yum Yum Restauran 1 (34.27 KiB) Viewed 32 times

Design pattern(singleton, observer, façade, adapter, decorator etc) PHP Case Study: Yum-Yum Restaurant Yum-Yum Restaurant, a restaurant based in Klang Valley, has decided to provide online food ordering service for individual customers as well as corporate customers. At present, they already have a website that utilizes existing web standards such as HTML5 and CSS. a) Select TWO (2) design patterns that would be appropriate for Yum-Yum's proposed online ordering system. Compare and contrast these two design patterns in terms of the following aspects: • The purpose of using the design pattern, and Class diagrams depicting how the pattern will be applied in the proposed system. (20 marks)