C Programming Questions and Answers – Arithmetic Operators – 1

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This set of C Multiple Choice Questions & Answers (MCQs) focuses on “Arithmetic Operators – 1”.

Pre-requisite for this C MCQ set: Advanced C Programming Video Tutorial.

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

  1.     #include <stdio.h>
  2.     int main()
  3.     {
  4.         int i = -3;
  5.         int k = i % 2;
  6.         printf("%d\n", k);
  7.     }

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

Answer: b
Explanation: None.
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2. What will be the output of the following C code?

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  1.     #include <stdio.h>
  2.     int main()
  3.     {
  4.         int i = 3;
  5.         int l = i / -2;
  6.         int k = i % -2;
  7.         printf("%d %d\n", l, k);
  8.         return 0;
  9.     }

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

Answer: b
Explanation: None.
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3. What will be the output of the following C code?

  1.     #include <stdio.h>
  2.     int main()
  3.     {
  4.         int i = 5;
  5.         i = i / 3;
  6.         printf("%d\n", i);
  7.         return 0;
  8.     }

a) Implementation defined
b) 1
c) 3
d) Compile time error
View Answer

Answer: b
Explanation: None.
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4. What will be the output of the following C code?

  1.    #include <stdio.h>
  2.     int main()
  3.     {
  4.         int i = -5;
  5.         i = i / 3;
  6.         printf("%d\n", i);
  7.         return 0;
  8.     }

a) Implementation defined
b) -1
c) -3
d) Compile time error
View Answer

Answer: b
Explanation: None.

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

  1.     #include <stdio.h>
  2.     void main()
  3.     {
  4.         int x = 5 * 9 / 3 + 9;
  5.     }

a) 3.75
b) Depends on compiler
c) 24
d) 3
View Answer

Answer: c
Explanation: None.

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

  1.     #include <stdio.h>
  2.     void main()
  3.     {
  4.         int x = 5.3 % 2;
  5.         printf("Value of x is %d", x);
  6.     }

a) Value of x is 2.3
b) Value of x is 1
c) Value of x is 0.3
d) Compile time error
View Answer

Answer: d
Explanation: None.

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

  1.     #include <stdio.h>
  2.     void main()
  3.     {
  4.         int y = 3;
  5.         int x = 5 % 2 * 3 / 2;
  6.         printf("Value of x is %d", x);
  7.     }

a) Value of x is 1
b) Value of x is 2
c) Value of x is 3
d) Compile time error
View Answer

Answer: a
Explanation: None.

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Manish Bhojasia, a technology veteran with 20+ years @ Cisco & Wipro, is Founder and CTO at Sanfoundry. He lives in Bangalore, and focuses on development of Linux Kernel, SAN Technologies, Advanced C, Data Structures & Alogrithms. Stay connected with him at LinkedIn.

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