OOPS-Concept

19.Can main() function be made private?

A. Yes, always
B. Yes, if program doesn’t contain any classes
C. No, because main function is user defined
D. No, never

View Answer


20. At what point of time a variable comes into existence in memory is determined by its

A. Data type
B. Storage class
C. Scope
D. All of the above

View Answer


21.Which of the following concepts is used to implement late binding?

A. Static function
B. Virtual function
C. Const function
D. Operator function

View Answer


22.For Cat and Animal class, correct way of inheritance is

A. Class Cat: public Animal
B. Class Animal: public Cat
C. Both are correct way
D. None is correct way

View Answer


23.Which of the following operators cannot be overloaded ?

A.  .
B.  ?:
C.  >>
D.  Both A and B

View Answer


24. Which one of the following options is correct about the statement given below? The compiler checks the type of reference in the object and not the type of object.

A. Inheritance
B. Polymorphism
C. Abstraction
D. Encapsulation

View Answer


25.Which of the following correctly describes overloading of functions?

A. Virtual polymorphism
B. Transient polymorphism
C. Ad-hoc polymorphism
D. Pseudo polymorphism

View Answer


26.How many loops are there in C++ 98?

A. 2
B. 3
C. 4
D. 5

View Answer






Also check :


Discussion


* You must be logged in to add comment.