Consider the following program: class Dinosaur : def __init__(self, name: str = “dinosaur”) -> None: self._name = name def display(self) -> None: print(self._name) class Triceratops(Dinosaur) : def __init__(self) -> None: super().__init__(“triceratops”) x = Dinosaur() x.display() What is displayed when it executes?

Consider the following program: class Dinosaur : def __init__(self, name: str = “dinosaur”) -> None: self._name = name def display(self) -> None: print(self._name) class Triceratops(Dinosaur) : def __init__(self) -> None: super().__init__(“triceratops”) x = Triceratops() x.display() What is displayed when it executes?

Which set of classes is poorly designed?

Consider the following class definitions: class Dinosaur : . . . def eat(self, what: str) -> None : . . . class Triceratops(Dinosaur) : . . . ____________________ . . . What statement should be placed in the blank to override the implementation of the eat method?

Consider the following small animal hierarchy… class Animal:    def speak(self) -> str:        return “???” class Dog(Animal):    def speak(self) -> str:        return “woof” class Cat(Animal):    def speak(self) -> str:        return “meow” def main() -> None:    animals: list[Animal] = [Dog(), Cat(), Animal()]    for a in animals:        print(a.speak()) main() What will the main print when run?

Consider the following class hierarchy: class Animal:    def speak(self) -> str:        return “???”     def shout(self) -> str:        return self.speak().upper() class Dog(Animal):    def speak(self) -> str:        return “woof” def main() -> None:    animals: list[Animal] = [ Dog() ]    print( animals[0].shout() ) main()

You are creating a Motorcycle class which is supposed to inherit from the Vehicle class. Which of the following class declaration statements will accomplish this?

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