How many types of output stream classes are there in C++?

Choose the correctly formatted code

How to declare an operator function?

Which of the following accesses a variable in the structure pointed to by *b?

The _________ operator increments the value of its operand by one and then uses the value.

In which stage the following code 

#include<stdio.h>

gets replaced by the contents of the file stdio.h

What is the output of the following C code?

enum colors

{

one,two,THREE;

} 

main() 

{ 

printf("%d..%d..%d",one,two,THREE); 

return(1); 

}

What is the output of the following code?

#include <stdio.h>

int main()

{

int a = 3;

if (a < 10)

printf("LESS");

if (a < 20)

printf("LESS");

if (a < 30)

printf("LESS");

return 0;

}

Consider the following statements.

S1. Kruskal’s algorithm might produce a non-minimal spanning tree.

S2. Kruskal’s algorithm can efficiently implemented using the disjoint-set data structure

While building an object of a derived class: