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

  • Calloc
  • Malloc
  • Sizeof
  • Realloc

Answer: Option C

2. In C++ Functions can returns ?

  • arrays
  • reference
  • objects
  • all of above

Answer: Option D

3. What is data hiding ?

  • It is related with hiding internal object details
  • It is related with showing internal object details
  • It is related with datatypes
  • None of above

Answer: Option A

4. Even if we define a function in a class, then also we need to declare it first.

  • True
  • False

Answer: Option B

Explanation:

If we define a function in a class, then also we do not need to declare it first.

5. << operator is ?

  • stream extraction operator
  • stream insertion operator
  • left shift operator
  • right shift operator

Answer: Option B

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