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What determines which member of a class can be used by other classes?
Explanation: access specifier decides the visibility of class,members and variables… so, access specifier decides the accessibility of members of a class in other classes….
What is the correct way of declaring a class?
In general, class declarations can include these components, in order:
- Modifiers such as public, private, and a number of others that you will encounter later.
- The class name, with the initial letter capitalized by convention.
- The name of the class’s parent (superclass), if any, preceded by the keyword extends.
Can we inherit main method?
No, we cannot override main method of java because a static method cannot be overridden. The static method in java is associated with class whereas the non-static method is associated with an object.
How can a class access members of another class?
You can access protect and public members of your parent class within the child class, and then depending on the inheritance indicator in the child class declaration the members of the parent are passed on to public, next-child, or kept private
How to use the variable of one class into another class?
Your class aaa does not have a public member variable that is called value. You have a local variable value in your method, which you will not be able to use. a) Use a getter method. class Aaa { //… public String getValue () { return this value; } } //…
How can a class inherit from another class?
Inheritance:One can inherit from the YourClassobject, so that the members are inherited, such as: class MyClass : public YourClass { public: // Some MyClass members… private: // Some other MyClass members… a)This is also very simple to set up for a few classes, but may become unwieldy for general use.
Can a nested class access an outer class?
Outer class is not allowed to access inner class members directly as shown in above example. You are allowed to create objects of inner class in outer class. The scope of a nested class is bounded by the scope of its enclosing class. By default, the nested class is private.