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The advantage of declaring a virtual function as pure is
?

  • programs runs faster
  • early binding can be achieved
  • you force any derived class to define its own implementation
  • you can avoid making the class an abstract class

Answer: Option C

Similar Questions :

1. Among following which will give the size of object or type ?

  • Calloc
  • Malloc
  • Sizeof
  • Realloc

Answer: Option C

2. When a structure refers to itself, it is known as ?

  • encapsulated structure
  • nested structure
  • recursive structure
  • self-referential structure

Answer: Option D

3. Classes that can be used to instantiate objects are called concrete classes.

  • True
  • False

Answer: Option A

4. The derived class constructor

  • never passes any values to base class constructor
  • can pass arguments only to one base class constructor function
  • is responsible for passing the entire test of arguments needed by base class constructors
  • none of above

Answer: Option C

5. The major goal of inheritance in C++ is ?

  • To facilitate the reusability of code
  • To help modular programming
  • To facilitate the conversion of data types
  • To extend the capabilities of a class

Answer: Option A

Read more from - C++ Programming Questions Answers - Set 2
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