Related InterviewSolutions

• Predict the output of following program. Assume that the numbers are stored in 2’s complement form.#include<stdio.h>int main(){unsigned int x = -1;int y = ~0;if (x == y)printf("same");elseprintf("not same");return 0;}(A) same(B) not same
• Output?int main(){void *vptr, v;v = 0;vptr = &v;printf("%v", *vptr);getchar();return 0;}(A) 0(B) Compiler Error(C) Garbage Value
• #include <stdio.h>int main(){if (sizeof(int) > -1)printf("Yes");elseprintf("No");return 0;}(A) Yes(B) No(C) Compiler Error(D) Runtime Error
• Output of following program?#include<stdio.h>int main(){float x = 0.1;if ( x == 0.1 )printf("IF");else if (x == 0.1f)printf("ELSE IF");elseprintf("ELSE");}(A) ELSE IF(B) IF(C) ELSE
• Predict the output of following C program#include <stdio.h>int main(){char a = 012;printf("%d", a);return 0;}(A) Compiler Error(B) 12(C) 10(D) Empty
• Predict the output#include <stdio.h>int main(){float c = 5.0;printf ("Temperature in Fahrenheit is %.2f", (9/5)*c + 32);return 0;}(A) Temperature in Fahrenheit is 41.00(B) Temperature in Fahrenheit is 37.00(C) Temperature in Fahrenheit is 0.00(D) Compiler Error
• Where in C the order of precedence of operators do not exist?(a) Within conditional statements, if, else(b) Within while, do-while(c) Within a macro definition(d) None of the mentionedI got this question during an interview for a job.My doubt stems from Precedence and Order of Evaluation in chapter Data Types, Operators and Expressions in C of C
• Which of the following operator has the highest precedence in the following?(a) ()(b) sizeof(c) *(d) +The question was posed to me during an interview for a job.This is a very interesting question from Precedence and Order of Evaluation topic in division Data Types, Operators and Expressions in C of C
• Which keyword is used to prevent any changes in the variable within a C program?(a) immutable(b) mutable(c) const(d) volatileThis question was addressed to me during an internship interview.The question is from Declarations in section Data Types, Operators and Expressions in C of C
• Which of the following declaration is illegal?(a) char *str = “Best C programming classes by Sanfoundry”;(b) char str[] = “Best C programming classes by Sanfoundry”;(c) char str[20] = “Best C programming classes by Sanfoundry”;(d) char[] str = “Best C programming classes by Sanfoundry”;This question was addressed to me by my college professor while I was bunking the class.The doubt is from Declarations topic in division Data Types, Operators and Expressions in C of C