Answer the following questions.
Question 1) What do you mean by the term data abstraction? Explain it with suitable example.
Question 2) Write a program to calculate sum of digits of a given number.
Question 3) What do you mean by the term local variable?
Question 4) What do you mean by a data type?
Question 5) What is a constructor? Explain it with suitable program.
Question 6) What are the unique advantages of an object oriented programming paradigm?
Question 7) What do you mean by overloading?
Question 8) When do we declare a method or a class as abstract?
Question 9) What are objects? How are they created from a class?
Question 10) What do you mean by exception?
Question 11) Explain various forms of inheritance with suitable examples.