C Programming Questions and Answers – Arithmetic Operators – 1

This section on C test focuses on “Arithmetic Operators”. One shall practice these test questions to improve their C programming skills needed for various interviews (campus interviews, walking interviews, company interviews), placements, entrance exams and other competitive exams. These questions can be attempted by anyone focusing on learning C Programming language. They can be a beginner, fresher, engineering graduate or an experienced IT professional. Our C test questions come with detailed explanation of the answers which helps in better understanding of C concepts.

1. What will be the output of the following C code?

2. What will be the output of the following C code?

#include <stdio.h>
int main()
{
int i = 3;
int l = i / -2;
int k = i % -2;
printf(“%d %d\n”, l, k);
return 0;
}

a) Compile time error
b) -1 1
c) 1 -1
d) Implementation defined

Answer: b
Explanation: None.

3. What will be the output of the following C code?

#include <stdio.h>
int main()
{
int i = 5;
i = i / 3;
printf(“%d\n”, i);
return 0;
}
a) Implementation defined
b) 1
c) 3
d) Compile time error

Answer: b
Explanation: None.

4. What will be the output of the following C code?

#include <stdio.h>
int main()
{
int i = -5;
i = i / 3;
printf(“%d\n”, i);
return 0;
}
a) Implementation defined
b) -1
c) -3
d) Compile time error

Answer: b
Explanation: None.

5. What will be the final value of x in the following C code?

6. What will be the output of the following C code?

#include <stdio.h>
void main()
{
int x = 5.3 % 2;
printf(“Value of x is %d”, x);
}
a) Value of x is 2.3
b) Value of x is 1
c) Value of x is 0.3
d) Compile time error

Answer: d
Explanation: None.

7. What will be the output of the following C code?

#include <stdio.h>
void main()
{
int y = 3;
int x = 5 % 2 * 3 / 2;
printf(“Value of x is %d”, x);
}
a) Value of x is 1
b) Value of x is 2
c) Value of x is 3
d) Compile time error

Answer: a
Explanation: None.

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