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What is purpose of abstract class ?

  • to provide help with database connectivity.
  • to provide data input to other classes.
  • to provide security to other classes.
  • to provide an appropriate base class from which other classes can inherit.

Answer: Option D

Similar Questions :

1. Classes in c++ are ?

  • Fundamental data type
  • Primitive data type
  • Desired data type
  • Not defined

Answer: Option C

2. Inheritance is transitive in nature.

  • True
  • False

Answer: Option A

3. Which variables cannot be declared ?

  • structure
  • pointer
  • class
  • void

Answer: Option D

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 members of a class are ?

b) by default are private
c) are made private by declaring as private
d) none of the above]

  • have no visibility by default
  • public by default
  • private by default
  • protected by default

Answer: Option C

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