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Related Interview Questions

• What is binding? What are types of binding?  22.04.07

  Assigning variable with defined memory space. Late Binding - Memory size is allotted in later stage. Ex:- Dim x as object Early Binding - Memory size is al...

• Difference Declaration and Instantiation an object?  17.04.07

  Dim obj as OBJ.CLASS with either Set obj = New OBJ.CLASS or Set obj = CreateObject(?OBJ.CLASS?) or Set obj = GetObject( ,? OBJ.CLASS?) or Dim obj as New OB...

• What are internal tables? How do you get the number of lines in an internal table? How to use a specific number occurs statement?  06.04.07

  1) It is a standard data type object, which exists only during the runtime of the program. They are used to perform table calculations on subsets of database ta...

• What is the difference between Free and Refresh?  18.03.07

  Free - You can use FREE to initialize an internal table and release its memory space without first using the REFRESH or CLEAR statement. Like REFRESH, FREE work...

• Differentiate between “new” and “malloc” ?  04.01.07

  1.) “new and delete” are preprocessors while “malloc() and free()” are functions. [we dont use brackets will calling new or delete]. 2.) no need of...

• Run Time Memory Allocation is known as….  11.12.06

  Allocating memory at runtime is called a dynamically allocating memory. In this,you dynamically allocate memory by using the new operator when declaring the arr...

• Write one code example for compile time binding and one for run time binding? What is early/late binding?  20.07.06

  An object is early bound when it is assigned to a variable declared to be of a specific object type. Early bound objects allow the compiler to allocate memory a...

• What is the heap?  22.03.06

  The heap is where malloc(), calloc(), and realloc() get memory. Getting memory from the heap is much slower than getting it from the stack. On the other ha...

• What is the difference between a Struct and a Class ?  14.03.06

  The struct type is suitable for representing lightweight objects such as Point, Rectangle, and Color. Although it is possible to represent a point as a class, a...

• How to use function strdup( ) in a program?  12.03.06

  The string function strdup( ) copies the given string to a new location. The function uses malloc( ) function to allocate space required for the duplicated stri...