Answer Posted / anjana rao .ch

\*Write a program wither given number is prime or not */
\*I think it is different to others (BY ANJAN)*/
#include<stdio.h>
main()
{
int n,a=3;
printf("Enter Number");
scanf("%d",&n);
if(n==2)
{
printf("Given Number is PRIME");
exit (0);
}
if(n==3)
{
printf("Given Number is PRIME");
exit (1);
}
if(n%2==0)
{
printf("Given Number is NOT PRIME");
exit (2);
}
while(a<=n/2)
{
if(n%a==0)
{
printf("Given Number is NOT PRIME");
exit (3);
}
a=a+2;
}
printf("Given Numbr is PRIME");
}

What is variable and explain rules to declare variable in c?

558

---

Why c is called top down?

631

---

What is meant by initialization and how we initialize a variable?

590

---

to find the closest pair

1825

---

Explain the meaning of keyword 'extern' in a function declaration.

728

---

---

How can you be sure that a program follows the ANSI C standard?

1133

---

which of the following is allowed in a "C" arithematic instruction a) [] b) {} c) () d) none of the above

1140

---

Explain what could possibly be the problem if a valid function name such as tolower() is being reported by the c compiler as undefined?

587

---

Is swift based on c?

642

---

the statement while(i) puts the entire logic in loop. this loop is called a) indefinite loop b) definite loop c) loop syntax wrong d) none of the above

609

---

An expression to whose value an operater is applied a) operand b) variable c) constant d) all of the above

661

---

Why do we use null pointer?

609

---

Is multithreading possible in c?

571

---

Write a program for Overriding.

692

---

Is there a way to jump out of a function or functions?

638

---