Which of the following can be facilitated by the Inheritance mechanism?
1 Use the existing functionality of base class.
2 Overrride the existing functionality of base class.
3 Implement new functionality in the derived class.
4 Implement polymorphic behaviour.
5 Implement containership.

Related MCQs

• Which of the following can be facilitated by the Inheritance mechanism? 1. Use the existing functionality of base class. 2. Overrride the existing functionality of base class. 3. Implement new functionality in the derived class. 4. Implement polymorphic behaviour. 5. Implement containership.
• 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 are correct about an ArrayList collection that implements the IEnumerable interface? 1. The ArrayList class contains an inner class that implements the IEnumerator interface. 2. An ArrayList Collection cannot be accessed simultaneously by different threads. 3. The inner class of ArrayList can access ArrayList class's members. 4. To access members of ArrayList from the inner class, it is necessary to pass ArrayList class's reference to it. 5. Enumerator's of ArrayList Collection can manipulate the array.
• Which of the following statements are correct about the delegate declaration given below? delegate void del(int I); 1. On declaring the delegate a class called del will get created. 2. The signature of del need not be same as the signature of the method that we intend to call using it. 3. The del class will be derived from the MulticastDelegate class. 4. The method that can be called using del should not be a static method. 5. The del class will contain a one-argument constructor and an lnvoke() method.
• How can you prevent inheritance from a class in C#.NET ?
• 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 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();
• Inheritance is ______ in nature.
• Suppose a Generic class called SortObjects is to be made capable of sorting objects of any type (Integer, Single, Byte etc.). Which of the following programming constructs should be used to implement the comparison function?
• A class implements two interfaces each containing three methods. The class contains no instance data. Which of the following correctly indicate the size of the object created from this class?