--%>

Explain Upcast

Upcast: It is a cast towards an object's ultimate super type - which is, `up' the inheritance hierarchy towards the Object class, for example:

        // Upcast from VariableController to HeaterController
        VariableController v;
        ...
        HeaterController c = v;

   Related Questions in Programming Languages

  • Q : Explain If-else statement If-else

    If-else statement: It is a control structure employed to select between performing one of two alternative events.     if(boolean-expression){        // Statem

  • Q : State the term VHDL or Verilog State

    State the term VHDL or Verilog? Answer: VHDL is extremely high speep integrated chips hardware descripted language as well as verilog is use to verify logic.

  • Q : Examples in Threading in Java I need

    I need urgent help in Examples of Threading in Java

  • Q : What is Reflection Reflection : It is

    Reflection: It is the ability to find out what fields, methods, constructors, and so forth, are stated for an object or class. Reflection is supported by the Class ‘class’, and other classes in the java.lang.reflect package. Reflection mak

  • Q : Define Final class Final class : This

    Final class: This is the class with final reserved word in its header. A final class might not be extended by the other class.

  • Q : Explain State State : The objects are

    State: The objects are said to possess state. The present state of an object is symbolized by the joint values of its attributes. Protecting the state of an object from unsuitable inspection or modification is a significant aspect of class design and

  • Q : Ffunction of DynamicPopulateExtender

    What is the function of DynamicPopulateExtender control?

  • Q : Recursive Matlab function Write a

    Write a recursive Matlab function TriUVRCol that solves a virtually upper triangular system of equations accessing the matrix by column. Write another recursive Matlab function LUPivRec that recursively computes the LU decomposition of a matrix using partial pivoting.

  • Q : Depths of categories-subcategories

    Normal 0 false false

  • Q : Interface accessibility modifier Inside

    Inside the interface accessibility modifier we can use for methods?