Comment on the following 2 C programs.
#include < stdio.h > //Program 1
int main()
{
int a;
int b;
int c;
}
#include < stdio.h > //Program 2
int main()
{
int a;
{
int b;
}
{
int c;
}
}
a) Both are same
b) Scope of c is till the end of the main function in Program 2
c) In Program 1, variables a, b and c can be used anywhere in the main function whereas in Program 2, variables b and c can be used only inside their respective blocks
d) None of the mentioned
Answer: c
Related Posts
The #elif directive cannot appear after the preprocessor #else directive.
Conditional inclusion can be used for ___________
In a conditional inclusion, if the condition that comes after the if is true, then what will happen during compilation?
What will be the output of the following C code?
#include < stdio.h >
#define COLD
int main()
{
#ifdef COLD
printf(“COLD\t”);
#undef COLD
#endif
#ifdef COLD
printf(“HOT\t”);
#endif
}The “else if” in conditional inclusion is written by?
What will be the output of the following C code?
#include < stdio.h >
#define SYSTEM 20
int main()
{
int a = 20;
#if SYSTEM == a
printf(“HELLO “);
#endif
#if SYSTEM == 20
printf(“WORLD\n”);
#endif
}What is the advantage of #define over const?
Join The Discussion