Which of the following are preprocessor directives?

What is the purpose of the clog object?

 Which of the following is C++ equivalent for printf()?
a) cin
b) cout
c) print
d) input 

In an AVL tree, what is the possible set of balance factor values for each node?

How is compile-time polymorphism implemented in C++?

Identify the invalid C keywords below.

Which of the following statement is correct?

What values are assigned to the cities in the following enum declaration?

enum cities { Bombay, Jaipur, Nagpur = 1, jodhpur };

Which of the following concept of oops allows compiler to insert arguments in a function call if it is not specified?

Functions can be declared to return a reference type. There are reasons to make such a declaration/Which of the following reasons are correct?

1. The information being returned is a large enough object that returning a reference is more efficient than returning a copy.
2. The type of the function must be a R-value.