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Introduction to C++ MCQ question and answer with solution | C++ Programimg MCQs

Learn Introduction to C++ MCQ Questions and answers with easy and logical explanations in C++ Programimg. Introduction to C++ MCQ question provides all type of technical mcq questions which is important for technical exams, campus exams and other entrance examination. Page-4 section-2

Each section contains 100 MCQs on Introduction to C plus plus .
31
Which operator is overloaded for a cout object?
Discuss
Answer & Solution
Answer: Option B
No explanation is given for this question. Let's Discuss on Board
32
Which members are inherited but are not accessible in any case?
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Answer & Solution
Answer: Option A
No explanation is given for this question. Let's Discuss on Board
33
What happens if we run the following code in both C and C++?
#include<stdio.h>
struct STRUCT
{
  int a;
  int func()
  {
      printf("HELLO THIS IS STRUCTURE\n");
  }
};
int main()
{
  struct STRUCT s;
  s.func();
  return 0;
}
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Answer & Solution
Answer: Option B
No explanation is given for this question. Let's Discuss on Board
34
What happens if the following code is compiled on both C and C++?
#include<stdio.h>
struct STRUCT
{
private:
	int a;
};
int main()
{
	printf("%d\n", (int)sizeof(struct STRUCT));
	return 0;
}
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Answer & Solution
Answer: Option B
No explanation is given for this question. Let's Discuss on Board
35
What happens if the following program is executed in C and C++?
#include <stdio.h> 
int main(void) 
{ 
	const int j = 20; 
	int *ptr = &j;
	printf("*ptr: %d\n", *ptr); 
	return 0; 
}
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Answer & Solution
Answer: Option D
No explanation is given for this question. Let's Discuss on Board
36
Which of the following C++ code will give error on compilation?
================code 1=================
#include <iostream>
using namespace std;
int main(int argc, char const *argv[])
{
	cout<<"Hello World";
	return 0;
}
========================================
================code 2=================
#include <iostream>
int main(int argc, char const *argv[])
{
	std::cout<<"Hello World";
	return 0;
}
========================================
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Answer & Solution
Answer: Option D
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37
What will be the output of the following C++ code?
#include <stdio.h>
int main()
{
   const int x;
   x = 10;
   printf("%d", x);
   return 0;
}
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Answer & Solution
Answer: Option C
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38
In which part of the for loop termination condition is checked?
for(I;II;III)
{IV}
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Answer & Solution
Answer: Option B
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