Answer Posted / samrat

You can modify the const variable in C by using pointers.

#include <stdio.h>

int main()
{
const int val = 20;
printf("Value is: %d\n", val);
int *ptr =(int*)&val;
*ptr = 2000;
printf("Value is: %d\n", val);
return 0;
}

Output

Value is: 20
Value is: 2000

what is a constant pointer in C

1186

---

How do you declare a variable that will hold string values?

1183

---

Write a program to swap two numbers without using the third variable?

1078

---

Describe newline escape sequence with a sample program?

1128

---

What are nested functions in c?

1032

---

what is recursion in C

1075

---

Find the second largest element in an array with minimum no of comparisons and give the minimum no of comparisons needed on an array of size N to do the same.

1287

---

what is the role you expect in software industry?

2154

---

In which layer of the network datastructure format change is done

1892

---

What’s the special use of UNIONS?

1152

---

Explain what is a 'locale'?

1085

---

How can I open a file so that other programs can update it at the same time?

1190

---

What is the ANSI C Standard?

1284

---

largest Of three Number using without if condition?

1607

---

Mention four important string handling functions in c languages .

1117

---