We have already covered C++ Functions Declarations questions in the last set of MCQs. There, we have discussed some good questions. This set of MCQ(multiple choice questions focuses) on the C++ Increment and Decrement mcq.
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C++ MCQ | INCREMENT AND DECREMENT
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C++ Increment and Decrement MCQ Questions
#1. What will be the output of the following C++ code?
#include <stdio.h>
#include<iostream>
using namespace std;
int main()
{
nbsp; int a = 21;
nbsp; int c ;
nbsp; c = a++;
nbsp; cout << c;
nbsp; return 0;
}
#2. What value does the variable b have after ALL of the code executes?
int a;
int b;
a=1;
b=a++;
#3. If an increment or decrement operator is placed after a variable, it is called as
#4. Pick out the correct statement.
#5. What value does the variable a have after ALL of the code above executes?
int a;
int b;
a=1;
b=a++;
#6. Which operator works only with integer variables?
#7. Which concepts does the Pre Increment use?
#8. What value does the variable a have after ALL of the code above executes?
int a;
int b;
int c;
a=3;
b=4;
c = ++a * b++;
#9. What will be the output of the following C++ code?
#include <stdio.h>
#include<iostream>
using namespace std;
int main()
{
int x = 5, y = 5, z;
x = ++x; y = --y;
z = x + ++x;
cout << z;
return 0;
}
#10. ++ is an example of
#11. What value does the variable b have after ALL of the code above executes?
int a;
int b;
int c;
a=3;
b=4;
c = ++a * b++;
#12. What will be the output of the following C++ code?
#include <stdio.h>
#include<iostream>
using namespace std;
int main()
{
int x = 5, y = 5;
cout << ++x << --y << endl;
return 0;
}
#13. Unary decrement operator is denoted by
#14. Pick out the correct statement.
#15. What value does the variable c have after ALL of the code above executes?
int a;
int b;
int c;
a=3;
b=4;
c = ++a * b++;
#16. How many types are there in increment/decrement operator?
#17. What will be the output of the following C++ code?
#include <stdio.h>
#include<iostream>
using namespace std;
int main()
{
int x = 5, y = 5, z;
x = ++x; y = --y;
z = x++ + y--;
cout << z;
return 0;
}
#18. What will be the output of the following C++ code?
#include <stdio.h>
#include<iostream>
using namespace std;
int main()
{
int num1 = 5;
int num2 = 3;
int num3 = 2;
num1 = num2++;
num2 = --num3;
cout << num1 << num2 << num3;
return 0;
}
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Wants to learn more about C++ Programming? If yes, then don’t forget to explore all the topics of C++ programming. Here, is the complete set of Multiple Choice Questions and Answers. You should learn all the questions available there. These questions are very helpful for the preparation of placements, Competitive Exams and University level exams.
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