What will be the output of the following program?

#include<iostream.h> 
struct ExamAdept
{
    int arr[5]; 
    public:
    void BixFunction(void);
    void Display(void);
};
void ExamAdept::Display(void)
{
    for(int i = 0; i < 5; i++) 
        cout<< arr[i] << " " ;
}
void ExamAdept::BixFunction(void)
{
    static int i = 0, j = 4; 
    int tmp = arr[i]; 
    arr[i]  = arr[j]; 
    arr[j]  = tmp   ; 
    i++;
    j--;
    if(j != i) BixFunction();
}
int main()
{
    ExamAdept objBix = {{ 5, 6, 3, 9, 0 }};
    objBix.BixFunction();
    objBix.Display();
    return 0; 
}

Which of the following statement is correct about the program given below?

#include<iostream.h> 
class BixArray
{
    int array[3][3];
    public:
    BixArray(int arr[3][3] = NULL)
    { 
        if(arr != NULL)
        for(int i = 0; i < 3; i++) 
            for(int j = 0; j < 3; j++) 
                array[i][j] = i+j; 
    } 
    void Display(void)
    {
        for(int i = 0; i < 3; i++) 
            for(int j = 0; j < 3; j++)
                cout<< array[i][j] << " "; 
    }
};
int main()
{
    BixArray objBA;
    objBA.Display();
    return 0; 
}

Which of the following statement is correct about the program given below?

#include<iostream.h>
class ExamAdept
{
    int x, y, z; 
    public:
    ExamAdept(int x = 100, int y = 30, int z = 0)
    {
        this->x = x; 
        this->y = y;
        this->z = z; 
        Display();
    }
    void Display()
    {
        cout<< x << " " << y << " " << z;
    }
};
int main()
{
    int a = 0, b = 1, c = 2; 
    int &x = ++a; 
    int &y = --b; 
    int z = c + b - -c; 
    ExamAdept objBix(x, y, z); 
    return 0; 
}

Which of the following statement is correct about the program given below?

#include<iostream.h>
#include<string.h>
#include<malloc.h>
class BixString
{
    char txtName[20]; 
    public:
    BixString(char *txtTemp = NULL)
    {
        if(txtTemp != NULL)
        strcpy(txtName, txtTemp);
    }
    void Display(void)
    {
        cout<<txtName;
    }
};
int main()
{
    char *txtName = (char*)malloc(10);
    strcpy(txtName, "ExamAdept");
    *txtName = 48;
    BixString objTemp(txtName);
    cout<< sizeof(txtName);
    return 0; 
}

What will be the output of the following program?

#include<iostream.h>
#include<string.h> 
class ExamAdept
{
    char txtMsg[50]; 
    public:
    ExamAdept(char *str = NULL)
    {
    if(str != NULL)
       strcpy(txtMsg, str);
    }
    int BixFunction(char ch);
};
int ExamAdept::BixFunction(char ch)
{
    static int i = 0;
    if(txtMsg[i++] == ch)
        return strlen((txtMsg + i)) - i;
    else
        return BixFunction(ch);
}
int main()
{
    ExamAdept objBix("Welcome to ExamAdept.com!");
    cout<< objBix.BixFunction('t');
    return 0;
}