Category Archives: C Quiz

Output of following program under the assumption that numbers are stored in 2’s complement form. #include<stdio.h> int main() {    printf(“%c\n”, ~(‘C’ * -1));    return 0;… Read More »

Pick the best statement for the below program: #include “stdio.h”    int main() {  union {int i1; int i2;} myVar = {.i2 =100};  printf(“%d %d”,myVar.i1,… Read More »

Pick the best statement for the below program: #include “stdio.h”    int main() {  struct {int i; char c;} myVar = {.c =’A’,.i = 100};… Read More »

Pick the best statement for the below program: #include “stdio.h”    int main() {  struct {int a[2], b;} arr[] = {[0].a = {1}, [1].a =… Read More »

Pick the best statement for the below program snippet: struct {int a[2];} arr[] = {1,2}; Run on IDE (A) No compile error and it’ll create… Read More »

Pick the best statement for the below program: #include “stdio.h”    int main() {  struct {int a[2];} arr[] = {{1},{2}};     printf(“%d %d %d %d”,arr[0].a[0],arr[0].a[1],arr[1].a[0],arr[1].a[1]);… Read More »

Pick the best statement for the below program: #include “stdio.h”    int size = 4; int arr[size];    int main() {  if(arr[0])   printf(“Initialized to ZERO”);… Read More »

Pick the best statement for the below program: #include “stdio.h”     void fun(int n) {    int idx;    int arr1[n] = {0};    int arr2[n];        for… Read More »

Pick the best statement for the below: int arr[50] = {0,1,2,[47]=47,48,49}; Run on IDE (A) This isn’t allowed in C and it’ll give compile error… Read More »

Pick the best statement for the following program snippet: #include “stdio.h” void foo(void) {  static int staticVar;  staticVar++;  printf(“foo: %d\n”,staticVar); }    void bar(void) {… Read More »

Pick the best statement for the following program snippet: #include <stdio.h>    int main() {  int var;  /*Suppose address of var is 2000 */   … Read More »

In C, 1D array of int can be defined as follows and both are correct. int array1D[4] = {1,2,3,4}; int array1D[] = {1,2,3,4}; Run on… Read More »