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 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++;
#2. ++ is an example of
#3. Pick out the correct statement.
#4. Pick out the correct statement.
#5. 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;
}
#6. If an increment or decrement operator is placed after a variable, it is called as
#7. 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;
}
#8. What value does the variable a have after ALL of the code above executes?
int a;
int b;
a=1;
b=a++;
#9. Which concepts does the Pre Increment use?
#10. 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;
}
#11. Which operator works only with integer variables?
#12. Unary decrement operator is denoted by
#13. What value does the variable b have after ALL of the code executes?
int a;
int b;
a=1;
b=a++;
#14. 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++;
#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 num1 = 5;
int num2 = 3;
int num3 = 2;
num1 = num2++;
num2 = --num3;
cout << num1 << num2 << num3;
return 0;
}
#18. 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;
}
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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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