What is the output of the following C code on a 64 bit machine? #include union Sti { int nu; char m; }; int main() { union Sti s; printf("%d", sizeof(s)); return 0; }

C Programming Language Data Types in C Language

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Q: What is the output of the following C code on a 64 bit machine?


#include <stdio.h>
union Sti
 {
  int nu;
  char m;
 };
  int main()
   {
    union Sti s;
    printf("%d", sizeof(s));
    return 0;
   }

A 5
B 4
C 8
D 9
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Answer: B

Output:

Since the size of a union is the size of its maximum datatype, here int is the largest hence 4.

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Data Types in C Language

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This MCQ quiz tests your knowledge of data types in the C programming language. Test your understanding of the different types of data, such as integers, floats, and characters, and how they are used in C programming.

Q: What is the output of the following C code on a 64 bit machine? #include <stdio.h> union Sti { int nu; char m; }; int main() { union Sti s; printf("%d", sizeof(s)); return 0; }

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Q: What is the output of the following C code on a 64 bit machine?