Get Advice on Live Video Call
Earn $ Cash $ with
consultations on Bissoy App

What will be the value of sum after the following program is executed?<br><pre><code class="c-program">void main(){ int sum=1, index = 9; do{ index = index – 1; sum *= 2; }while( index &gt; 9 );}</code></pre>

Correct Answer: 2

Comment on the following 2 C programs.
#include <stdio.h> //Program 1int main(){ int a; int b; int c;}#include <stdio.h> //Program 2int main(){ int a; { int b; } { int c; }}

What is the output of this program ? #include
using namespace std;
int n(char, int);
int (*p) (char, int) = n;
int main()
{
(*p)('d', 9);
p(10, 9);
return 0;
}
int n(char c, int i)
{
cout << c << i;
return 0;
}

Which of the following is an external variable in the following C code?
#include <stdio.h>int func (int a){ int b; return b;}int main(){ int c; func (c);}int d;

What will be the final values of i and j in the following C code?
#include <stdio.h>int x = 0;int f(){ if (x == 0) return x + 1; else return x - 1;}int g(){ return x++;}int main(){ int i = (f() + g()) | g(); //bitwise or int j = g() | (f() + g()); //bitwise or}

What will be the final values of i and j in the following C code?
#include <stdio.h>int x = 0;int f(){ if (x == 0) return x + 1; else return x - 1;}int g(){ return x++;}int main(){ int i = (f() + g()) || g(); int j = g() || (f() + g());}

Which method of the character stream class returns the numbers of characters successfully read starting at index? buffer, int index, int count) c) int ReadBlock(char buffer, int index, int count) d) none of the mentioned

What will happens if the statement free(a) is removed in the following C code?
#include<stdio.h>#include<stdlib.h>main(){ int *a; a=(int*)malloc(sizeof(int)); *a=100; printf("*a%d",*a); free(a); a=(int*)malloc(sizeof(int)); *a=200; printf("a%p",a); *a=200; printf("a%d",*a);}

What is the difference between the following 2 C codes?
#include <stdio.h> //Program 1int main(){ int d, a = 1, b = 2; d = a++ + ++b; printf("%d %d %d", d, a, b);}

#include <stdio.h> //Program 2int main(){ int d, a = 1, b = 2; d = a++ +++b; printf("%d %d %d", d, a, b);}

Which method of character stream class returns the numbers of characters successfully read starting at count? buffer, int index, int count) c) int ReadBlock(char buffer, int index, int count) d) none of the mentioned

What is the correct syntax of declaring array of pointers of integers of size 10 in C++? ; b) int **arr = new int*; c) int *arr = new int; d) int *arr = new int*;