$.$ What is the most appropriate generic software process model that might be used for the development of the following systems? $($Note: Specify only one model in each system$)$ Online furniture shop system: This system allows customers to view and purchase various furniture products. $$ Smart home management system: This system connects smart home devices with each other and controls them through an automation system. $$ A medical practice management system: This system manages the day$-$to$-$day operations of a clinic, such as appointment scheduling, billing, and different administrative tasks of a doctors$$ office. $$ Web$-$based system: This system allows web developers to create webpages with the support of available Web services. Q$2.$ What is the type of software that usually used in an X$-$Ray system?