---

Variables & Constant Multiple Choice Questions 1  : Const Variable

---

Predict the Output of the Following Program if Given Things are - 

#include<stdio.h>
void main()
{
const int num ;
num = 10;
printf("%d",num);
getch();
}

Options :

1. 10
2. Nothing Will be Printed
3. Compile Error
4. Run Time Error

---

Output :

---

Switch to Variables and Constant MCQ Home :Click Here

---

How and Why ?

1. You get Two Errors Here
2. Const Indicates that the Variable is of Constant Type and Cannot be modified
3. num = 10 attempts to modify num in Program Which is Illegal

Rules :

1. Const Variable Should be Initialized as soon as it is declared
2. Const Cannot be Modified

---

Errors :

1. Constant variable 'num' must be initialized 
2. Cannot modify a const object
   

---

  Bookmark & Share

Get Updates Direct in Your Mail Box

---