Procedure Oriented Programming follows:

1. Top-down approach
2. Down-top approach
3. Random approach
4. Normal approach

An object is identified by its characteristics.

Which OOP principle enables operating a TV set using a remote control without knowing its internal mechanism ?

1. Data Abstraction
2. Encapsulation
3. Insulation
4. Inheritance

Which of the following principles uses base and derived classes?

1. Encapsulation
2. Inheritance
3. Polymorphism
4. Data hiding