Welcome to the Interfaces,Inheritance and Polymorphism MCQs Page
Dive deep into the fascinating world of Interfaces,Inheritance and Polymorphism with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Interfaces,Inheritance and Polymorphism, a crucial aspect of C# programming. In this section, you will encounter a diverse range of MCQs that cover various aspects of Interfaces,Inheritance and Polymorphism, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within C# programming.
Check out the MCQs below to embark on an enriching journey through Interfaces,Inheritance and Polymorphism. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of C# programming.
Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Interfaces,Inheritance and Polymorphism. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!
Interfaces,Inheritance and Polymorphism MCQs | Page 17 of 20
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interface a1
{
int fun(int i);
}{
int a1.fun(int i)
{
}
}
interface a1
{
void f1();
int f2();
}
class a :a1
{
void f1()
{
}
int a1.f2()
{
}
}interface a1
{
void f1();
void f2();
}
class a :a1
{
private int i;
void a1.f1()
{
}
}interface abc
{
String FirstName
{
get;
set;
}
String LastName
{
get;
set;
}
void print();
void stock();
int fun();
}interface calc
{
void cal(int i);
}
public class maths :calc
{
public int x;
public void cal(int i)
{
x = i * i;
}
}
class Program
{
public static void Main(string[] args)
{
display arr = new display();
arr.x = 0;
arr.cal(2);
Console.WriteLine(arr.x);
Console.ReadLine();
}
}interface calc
{
void cal(int i);
}
class displayA :calc
{
public int x;
public void cal(int i)
{
x = i * i;
}
}
class displayB :calc
{
public int x;
public void cal(int i)
{
x = i / i;
}
}
class Program
{
public static void Main(string[] args)
{
displayA arr1 = new displayA();
displayB arr2 = new displayB();
arr1.x = 0;
arr2.x = 0;
arr1.cal(2);
arr2.cal(2);
Console.WriteLine(arr1.x + " " + arr2.x);
Console.ReadLine();
}
}interface i1
{
void fun();
}
interface i2
{
void fun();
}
public class maths :i1, i2
{
void i1.fun()
{
Console.WriteLine("i1.fun");
}
void i2.fun()
{
Console.WriteLine("i2.fun");
}
}
class Program
{
static void Main(string[] args)
{
Sample obj = new Sample();
i1 i = (i1) obj;
i.fun();
i2 ii = (i2) obj;
ii.fun();
}
}i2.fun
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