C Programming Questions and Answers – Goto & Labels – 2

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This set of C Multiple Choice Questions & Answers (MCQs) focuses on “Goto & Labels – 2”.

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.     void main()
  3.     {
  4.         int i = 5, k;
  5.         if (i == 0)
  6.             goto label;
  7.             label: printf("%d", i);
  8.             printf("Hey");
  9.     }

a) 5
b) Hey
c) 5 Hey
d) Nothing
View Answer

Answer: c
Explanation: None.
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2. goto can be used to jump from main() to within a function.
a) true
b) false
c) depends
d) varies
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.         printf("%d ", 1);
  5.         goto l1;
  6.         printf("%d ", 2);
  7.         l1:goto l2;
  8.         printf("%d ", 3);
  9.         l2:printf("%d ", 4);
  10.    }

a) 1 4
b) Compile time error
c) 1 2 4
d) 1 3 4
View Answer

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

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  1.     #include <stdio.h>
  2.     int main()
  3.     {
  4.         printf("%d ", 1);
  5.         l1:l2:
  6.         printf("%d ", 2);
  7.         printf("%d\n", 3);
  8.     }

a) Compile time error
b) 1 2 3
c) 1 2
d) 1 3
View Answer

Answer: b
Explanation: None.

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

  1.     #include <stdio.h>
  2.     int main()
  3.     {
  4.         printf("%d ", 1);
  5.         goto l1;
  6.         printf("%d ", 2);
  7.     }
  8.     void foo()
  9.     {
  10.         l1: printf("3 ", 3);
  11.     }

a) 1 2 3
b) 1 3
c) 1 3 2
d) Compile time error
View Answer

Answer: d
Explanation: None.

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

  1.     #include <stdio.h>
  2.     int main()
  3.     {
  4.         int i = 0, j = 0;
  5.         while (i < 2)
  6.         {
  7.             l1: i++;
  8.             while (j < 3)
  9.             {
  10.                 printf("loop\n");
  11.                 goto l1;
  12.             }
  13.         }
  14.    }

a) loop loop
b) Compile time error
c) loop loop loop loop
d) Infinite loop
View Answer

Answer: d
Explanation: None.

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

  1.     #include <stdio.h>
  2.     int main()
  3.     {
  4.         int i = 0, j = 0;
  5.         while (l1: i < 2)
  6.         {
  7.             i++;
  8.             while (j < 3)
  9.             {
  10.                 printf("loop\n");
  11.                 goto l1;
  12.             }
  13.         }
  14.    }

a) loop loop
b) Compile time error
c) loop loop loop loop
d) Infinite loop
View Answer

Answer: b
Explanation: None.

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

  1.     #include <stdio.h>
  2.     int main()
  3.     {
  4.         int i = 0, j = 0;
  5.         l1: while (i < 2)
  6.             {
  7.                 i++;
  8.                 while (j < 3)
  9.                 {
  10.                     printf("loop\n");
  11.                     goto l1;
  12.                 }
  13.             }
  14.    }

a) loop loop
b) Compile time error
c) loop loop loop loop
d) Infinite loop
View Answer

Answer: a
Explanation: None.

Sanfoundry Global Education & Learning Series – C Programming Language.

To practice all areas of C language, here is complete set of 1000+ Multiple Choice Questions and Answers.

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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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