Answer / guest

d) printd Nothing, as after free(obj), no memory is there
containing

obj->pName & pbj->pAddress

Answer / sankara subramanian.n

ya, free(ob); mean free(delete) a previous block of memory .so structure contained item has been deleted

write a c program to Create employee record by taking details like name, employee id, address and phone number. While taking the phone number, take either landline or mobile number. Ensure that the phone numbers of the employee are unique. Also display all the details

2 Answers   TCS,

---

how to check whether a linked list is circular.

11 Answers   Microsoft,

---

struct Foo { char *pName; }; main() { struct Foo *obj = malloc(sizeof(struct Foo)); clrscr(); strcpy(obj->pName,"Your Name"); printf("%s", obj->pName); } a. Your Name b. compile error c. Name d. Runtime error

3 Answers   HCL,

---

main( ) { void *vp; char ch = ‘g’, *cp = “goofy”; int j = 20; vp = &ch; printf(“%c”, *(char *)vp); vp = &j; printf(“%d”,*(int *)vp); vp = cp; printf(“%s”,(char *)vp + 3); }

1 Answers  

---

write a c program to Create a registration form application by taking the details like username, address, phone number, email along with password and confirm password (should be same as password).Ensure that the password is of 8 characters with only numbers and alphabets. Take such details for 5 users and display the details. In place of password display “****”. (Use Structures).

0 Answers   CDAC, College School Exams Tests,

---

how to swap 3 nos without using temporary variable

4 Answers   Satyam,

---

4. Main() { Int i=3,j=2,c=0,m; m=i&&j||c&I; printf(“%d%d%d%d”,I,j,c,m); }

2 Answers   Broadridge,

---

what will be the output of this program? void main() { int a[]={5,10,15}; int i=0,num; num=a[++i] + ++i +(++i); printf("%d",num); }

3 Answers   Wipro,

---

#include<stdio.h> main() { struct xx { int x=3; char name[]="hello"; }; struct xx *s; printf("%d",s->x); printf("%s",s->name); }

3 Answers   Hexaware,

---

void main() { static int i=i++, j=j++, k=k++; printf(“i = %d j = %d k = %d”, i, j, k); }

3 Answers  

---

main() { int i, j, *p; i = 25; j = 100; p = &i; // Address of i is assigned to pointer p printf("%f", i/(*p) ); // i is divided by pointer p } a. Runtime error. b. 1.00000 c. Compile error d. 0.00000

3 Answers   HCL,

---

#include <stdio.h> #define a 10 main() { #define a 50 printf("%d",a); }

2 Answers  

---