C Programming Language Challenge Quiz

main() {             char *ptr1 = “abcdef”;             ptr1 = ptr1 + (strlen(ptr1)-1); printf(“%c”,--*ptr1--); printf(“%c”,--*--ptr1); printf(“%c”,--*(ptr1--)); printf(“%c”,--*(--ptr1)); printf(“%c”,*ptr1);      }

main () {             int a;             a = 3;             e(a); }   void e(int a) {             if(n>0) {                         e(--n);                                                                printf(“%d”,n);                         e(--n);             } }

main() {             char a[]=”abcdef”;             char * p = a;             p++;                                                     p++; p[2] = ‘z’; printf(“ %s “,p); }

void t1 (char *); main() {             char * p;             p = ”abcdef”;             t1(p); }   void t1(char *q) {             if(*q != ‘d’) {                         putchar(*q);                         t1(q++);             } }

main () {             printf (“%d”, sizeof (65555));             printf(“%d”,sizeof(65555L));             printf(“%d”,sizeof(6.5F));             printf (“%d”,sizeof (6.5));             printf(“%d”,sizeof(6.5L)); }

main() {             int q, i, j, count;             i=j=0;             q=2;             count = 6;             switch( 3 )             {                         case 0:                                     while ( --count > 0 ) {                                                 case 1:                                                             ++j;                                                 case 2:                                                             ++i;                                                 case 3:  ;                                                 case 4:  ;                                                 case 5:  ;                                     }             }                         printf(“%d”,i);             printf(“%d”,j); }

Which of the following does not have an unary operator?

A union consists of a number of elements that

The int type of constraints are whole numbers in the range

If the variables i,j and k are assigned the values 5,3 and 2 respectively, then the expression i=j+(k++ =6)+7;