test

a

• b

• c

• d

• e

In OOP, a friend function of a class has exclusive access to which members of that class?

• Private & protected members
• Public & protected members
• Private & public members
• Private members
• Protected members

In OOP, which of the following is used to achieve runtime polymorphism?

• A friend function
• A virtual function
• Operator overloading
• Function overloading

In OOP, which of the following concepts allows a class object to be used inside another class?

• Encapsulation
• Abstraction
• Composition
• Inheritance

What is the postfix expression for the following prefix expression: +pq-rs

• pq+rs-
• pqrs+-*
• pq+rs*-
• pq+-rs*

How many nodes does a complete binary tree with N leaves contain?

• 2N
• N
• 2N-1
• N-1
• 2(N-1)