--%>

Explain Downcast with example

Explain Downcast with example: It is a cast towards an object's dynamic kind - that is, `down' the inheritance hierarchy. For illustration:

       // Downcast from Object to String
        String s = (String) o;

   Related Questions in Programming Languages

  • Q : Passing by address or reference Passing

    Passing by address or reference: In this technique no separate memory build for formal variables that is, formal variables share similar location of actual variables and therefore any change on formal variables automatically reflected back to real var

  • Q : What is an Arithmetic expression

    Expression: It is a combination of operands and operators which generates a resultant value. Expressions contain a resulting type that affects the context in which they might be employed.

  • Q : Define Undeniable Signature Scheme

    Define Undeniable Signature Scheme?

  • Q : Define owns to the Kernel Object Define

    Define owns to the Kernel Object? Answer: Kernel objects are owned through the kernel, not through a process.

  • Q : Define Anonymous object Anonymous

    Anonymous object: An object formed without an identifier. They are generally formed as array elements, actual arguments or method outcomes. For example:     private Point[] vertices = { &n

  • Q : How can I check while a web page

    How can I check while a web page contains exact text?

  • Q : Define Object-oriented language

    Object-oriented language: Programming languages like Java and C++ which permit the solution to a trouble to be stated in terms of objects that belong to the classes.

  • Q : Define the term CPU Scheduler Define

    Define the term CPU Scheduler?

  • Q : Describe object-oriented programming

    Briefly describe object-oriented programming (OOP)?

  • Q : Explain Java PathFinder Java

    Java PathFinder: Java PathFinder (JPF) is a model checker that has been developed as a verification and testing environment for Java programs (Figure shown below). It is available as open source at SourceForge.net (JPF website). It consists of a custo