⟩ Pick out the correct syntax of operator conversion. a) operator float()const b) operator float() c) operator const d) None of the mentioned
a) operator float()const
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Explain const pointer and const reference?
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What is the output of this program?
#include <iostream>
using namespace std;
void fun(int x, int y)
{
x = 20;
y = 10;
}
int main()
{
int x = 10;
fun(x, x);
cout << x;
return 0;
}
a) 10
b) 20
c) compile time error
d) none of the mentionedWhich of the following is used to terminate the function declaration? a) b) ) c) ; d) none of the mentioned
What is the output of this program?
#include <iostream>
using namespace std;
void mani()
void mani()
{
cout<<"hai";
}
int main()
{
mani();
return 0;
}
a) hai
b) haihai
c) compile time error
d) none of the mentionedWhat is the output of this program?
#include <iostream>
using namespace std;
int main()
{
int a[2][4] = {3, 6, 9, 12, 15, 18, 21, 24};
cout << *(a[1] + 2) << *(*(a + 1) + 2) << 2[1[a]];
return 0;
}
a) 15 18 21
b) 21 21 21
c) 24 24 24
d) Compile time errorWhat is the scope of the variable declared in the user definied function?
a) whole program
b) only inside the {} block
c) both a and b
d) none of the mentionedWhat is size of generic pointer in c? a) 0 b) 1 c) 2 d) Null
How many minimum number of functions are need to be presented in c++? a) 0 b) 1 c) 2 d) 3
What is meaning of following declaration? int(*p[5])(); a) p is pointer to function. b) p is array of pointer to function. c) p is pointer to such function which return type is array. d) p is pointer to array of function
