1) What keyword is used to indicate that a class is inheriting from another class in Java? a) inherits b) extends c) inheritsFrom d) inheritsBy 2) In Java, a subclass can ___________. a) Access private members of the superclass b) Access protected members of the superclass c) Access package-private members of the superclass d) Access public members of the superclass 3) Which of the following statements is true about the super keyword in Java? a) It is used to call a method in the superclass. b) It is used to create an instance of the superclass. c) It is used to call a method in the subclass. d) It is used to create an instance of the subclass. 4) What is the term used to describe the ability of a class to provide a specific implementation of a method that is already defined in its superclass? a) Overloading b) Overriding c) Inheriting d) Extending 5) Which of the following is not a valid visibility modifier for a superclass member if you want it to be accessible in a subclass in a different package? a) public b) protected c) private d) default (package-private)

Inheritance in Java

打印
嵌入

排行榜

视觉风格

选项

切换模板

恢复自动保存：？