--%>

Define Null reference

Null reference: A value utilized to mean, `no object'. Employed whenever an object reference variable is not referring to the object.

   Related Questions in Programming Languages

  • Q : Active Server Pages Briefly describe

    Briefly describe how Active Server Pages work. How, when, and where they are used.

  • Q : Explain Package declaration Package

    Package declaration: It is a declaration employed to name a package. This should be the first item in the source file, preceding any import statements. For example,     pa

  • Q : Explain Twos-complement notation

    Twos-complement notation: In twos-complement notation, the most noteworthy bit in an integer value is employed as the sign bit. A 1 bit points out a negative number, and a 0 bit points out a positive number. The positive number can be transformed to i

  • Q : Explain Constructor Constructor : A

    Constructor: A constructor is automatically called whenever an instance of its class is formed. A constructor always has similar name as its class, and encompass no return type. For example: public

  • Q : Define Number base Number base : The

    Number base: The base employed to interpret the numerical characters. Binary notation is base 2 and decimal notation is base 10, for illustration.

  • Q : Identify Customers in SQL The company

    The company wish to provide an incentive of free shipping to such customers who have not returned for 2 months. Build a procedure named PROMO_SHIP_SP which determines these customers are and then updates the BB_PROMOLIST table accordingly. The procedure employs the be

  • Q : What is Cursor Cursor : This is a

    Cursor: This is a visual representation of the existing position of the mouse on the user's virtual desktop. Cursor shapes are frequently set to symbolize the current state of a program – utilizing an hour glass shape to point out that the user

  • Q : Explain the CPU scheduling decisions

    Explain the CPU scheduling decisions.

  • Q : Define the term Base case Define the

    Define the term Base case: It is a non-recursive route via a recursive method.

  • Q : Function overloading in C plus Function

    Function overloading in C++: The function name containing numerous definitions which are differentiable by the number or kinds of their arguments is termed as function overloading.