Resource instances One instance of resource type R1 One instance of resource type R2 One instance of resource type R3 One instance of resource type R4 One instance of resource type R5 One instance of resource type R6

Via analyzing Class Diagram for an E-Commerce website presented below: Draw Use Case Diagram User Customer -userld: string -password: string -loginStatus: string -customerName: string -address: string -email: string -creditCardinfo: string -shippinginfo: string +verifyLogin(): bool Administrator +register) +login() +updateProfile() -adminName: string -email: string Shipping Info -shippingld: int -shipping Type: string -shippingCost: int -shippingRegionld: int +updateCatalog(): bool 0. Shopping Cart Orders +updateShippinginfo0 -cartid: int -productID: int -quantity: int -dateAdded: int Order Details -orderld: int -dateCreated: string -dateShipped: string -customerName: string -customerld: string -status: string -shippingld: string -orderld:int -productid; int -productName: string -quantity: int 1 +addCartitem) +updateQuantity0 +viewCartDetails() +checkOut() -unitCost: float -subtotal: float +placeOrder() +calcPrice

Build a Visio class diagram and ERD diagram using these user classes Trainee services Fitness trainer products   Personal trainer  profile nutritionist  payment Administrator massages Meals                                                                                                    sales Salesdetail                                                                                            mealplan Workoutplan

Fact-Finding Summary• A typical center has 300–500 members, with two membership levels: full and limited.Full members have access to all activities. Limited members are restricted to activitiesthey have selected, but they can participate in other activities by paying a usage fee. Allmembers have charge privileges. Charges for merchandise and services are recorded on acharge slip, which is signed by the member.• At the end of each day, cash sales and charges are entered into the BumbleBee accounting software, which runs on a computer workstation at each location. Daily cash receiptsare deposited in a local bank and credited to the corporate Personal Trainer account. TheBumbleBee program produces a daily activity report with a listing of all sales transactions.• At the end of the month, the local manager uses BumbleBee to transmit an accounts receivable summary to the Personal Trainer headquarters in Chicago, where member statements are prepared and mailed. Members mail their payments to…

Using the use case diagram of a food delivery service attached for a food delivery system, create a UML class diagram for the system depicted.

8 Answer the following questions related to hierarchies of an object-oriented program. a) Draw a UML class diagram to show object hierarchy or aggregation hierarchy of the following classes ComputerSystem, Monitor, Keyboard, Mouse, Printer, MainMachine, MotherBoard, CPU, Memory, SoundCard, and NetworkCard, with multiplicities. b) Draw a UML class diagram to show class hierarchy or inheritance hierarchy of the following classes Computer, DesktopComputer, ServerComputer, MobileComputer, Laptop Computer, NoteBookComputer, TabletComputer, and CellPhoneComputer

A student management system is defined below: With the help of the registrar, a new student establishes his/her account. A student can register classes of his/her choosing during the registration period. If the system found there are pre-requisite violations the student will be de- registered from the violating classes. A student who was de-registered up to three times will be warned. A student whose GPA is between 2.0 to 2.3 is also warned. Students who are warned must see the student adviser to remove the warning. A student whose GPA is less than 2.0 or who was warned three times or who has one outstanding warning without seeing the adviser for one semester will be suspended. A student can apply for graduation or transfer to other schools. If the student passed the graduation check by the registrar, she will be put on the list of graduating student. Graduating students whose GPA is higher than 3.5 are put in Dean's list, those higher that 3.9 are put in President's list. Anyone who…