Answer Posted / anil kumar nahak

void main()
{
char *st,ch;
int i=0,c=0;
printf("\n Enter The String: ");
gets(st);
printf("\n Enter A character For finding occurance: ");
scanf("%c",&ch);

while(st[i]!='\0')
{
if(st[i]==ch)
c++;
i++;
}
printf("\n %c Present In The String %d Times",ch,c);

}

Why main is used in c?

684

---

What is #include stdio h?

786

---

What is string length in c?

719

---

Why do we use namespace feature?

679

---

When should structures be passed by values or by references?

677

---

---

What is pointer to pointer in c with example?

640

---

Differentiate call by value and call by reference?

646

---

What are the advantages of using Unions?

732

---

How many keywords are there in c?

712

---

Differentiate between null and void pointers.

729

---

Can you please explain the difference between exit() and _exit() function?

698

---

Explain the difference between malloc() and calloc() function?

684

---

Explain what is the use of a semicolon (;) at the end of every program statement?

832

---

Can we use visual studio for c?

646

---

What are the 4 types of organizational structures?

702

---