Object Oriented Programming - Old Questions

3. Define a clock class (with necessary constructors and member functions) in Object Oriented  Programming (abstract necessary attributes and their types). (Write a complete code in C++ programming language). 

  • Derive a wall_clock class from clock class adding necessary attributes. 
  • Create two objects of wall_clock class with all initial state to 0 or NULL.
10 marks | Asked in 2067