Which of the following declaration is not supported by C language?

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=> Who is the father of C language?
=> Which of the following is not a valid C variable name?
=> All keywords in C are in ........................
=> Which is valid C expression?
=> Which of the following cannot be a variable name in C?
=> What is short int in C programming?
=> Which of the following declaration is not supported by C language?
=> Which keyword is used to prevent any changes in the variable within a C program?
=> C preprocessors can have compiler specific features.
=> The C-preprocessors are specified with _________ symbol.
=> How many number of pointer (*) does C have against a pointer variable declaration?
=> Which of the following is not an operator in C?
=> scanf() is a predefined function in______header file.
=> C language is available for which of the following Operating Systems?
=> Which operator has the highest priority?
=> What will be the output of the following code snippet?
#include
int main() {
int a = 3, b = 5;
int t = a;
a = b;
b = t;
printf("%d %d", a, b);
return 0;
}

=> What is the output of the following code snippet?

int main() {
int sum = 2 + 4 / 2 + 6 * 2;
printf("%d", sum);
return 0;
}

=> What does the following declaration indicate?
=> What is the sizeof(char) in a 32-bit C compiler ?