Classes and Objects - General Questions (2)

Which of the following statements are correct?

1 Data members ofa class are by default public.

2 Data members of a class are by default private.

3 Member functions of a class are by default public.

4 A private function of a class can access a public function within the same class.

5 Member function of a class are by default private.

The this reference gets created when a member function (non-shared) of a class is called.

Which of the following will be the correct output for the C#.NET program given below?

namespace IndiabixConsoleApplication
{
class Sample
{
int i;
Single j;
public void SetData(int i, Single j)
{
i = i;
j = j;
}
public void Display()
{
Console.WriteLine(i + " " + j);
}
}
class MyProgram
{
static void Main(string[ ] args)
{
Sample s1 = new Sample();
s1.SetData(10, 5.4f);
s1.Display();
}
}
}

Which of the following is the correct way to create an object of the class Sample?

1 Sample s = new Sample();

2 Sample s;

3 Sample s; s = new Sample();

4 s = new Sample();

Which of the following statements is correct?

Which of the following statements are correct?

1 Instance members of a class can be accessed only through an object of that class.

2 A class can contain only instance data and instance member function.

3 All objects created from a class will occupy equal number of bytes in memory.

4 A class can contain Friend functions.

5 A class is a blueprint or a template according to which objects are created.

Which of the following statements is correct about the C#.NET code snippet given below?

class Sample
{
private int i;
public Single j;
private void DisplayData()
{
Console.WriteLine(i + " " + j);
}
public void ShowData()
{
Console.WriteLine(i + " " + j);
}
}

Which of the following statements is correct about the C#.NET code snippet given below?

class Student s1, s2; // Here 'Student' is a user-defined class.
s1 = new Student();
s2 = new Student();