02D – Computer Sir Ki Class


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Exam Questions-CBSE12D-2017-02D #CPP#6030    siteicon   siteicon  

Problem Statement - 02D

Answer the questions (i) to (iv) based on the following:

class One
  int A1;
  float A2;
  void Get1(); void Show1();
class Two : private One
  int B1;
  float B2;
  void Get2();
  void Show();
class Three : public Two
  int C1;
  void Get3();
  void Show();
void main()
  Three T;     //Statement 1
  __________________;  //Statement 2

(i) Which type of Inheritance out of the following is illustrated in the above example?
-Single Level Inheritance, Multilevel Inheritance, Multiple Inheritance

(ii) Write the names of all the member functions, which are directly accessible by the object T of class Three as declared in main() function.

(iii) Write Statement 2 to call function Show() of class Two from the object T of class Three.

(iv) What will be the order of execution of the constructors, when the object T of class Three is declared inside main()?


TC++ #6030

(i) Multilevel Inheritance


Get3(), Show()  of class Three
Get2(), Show()  of class Two
Get3(), Show() OR Three: :Show()
Get2(), Two: :Show()

(iii)  T.Two: :Show()

(iv) One,Two, Three


CSKC| Created: 8-Jan-2019 | Updated: 27-Apr-2019|CBSE12D-2017

Introductory Sessions Beginning to Program Tokens Keyword and Identifiers Data Types Variables and Constants Operators Simple User Input Building Expressions and Formulas Simple Real World Problems Simple If and If Else Multiple-Nested-Ladder of If Else Switch case selection Simple Loops Tricks in Loops - break continue scope Loop Applications - Handling numerals Series printing loops Nested Loops Pattern printing loops Number Varieties and Crunches String Handling (Null Terminated) Strings - string class type Functions (Built-in) Functions - user defined Functions Reference Passing/Returning Arrays Concepts and 1-D Arrays Array Data Management Two dimensional arrays and Matrices Structures Basics Structures passing/returning 2D Array Memory Addressing Display Using IO Manipulation Display Using C Formatting Tricks User Defined Data Types Enumerated Types Preprocessor Directives And Macros Exception Handling Programming Paradigms and OOPs Advantages Abstraction and Encapsulation Polymorphism Inheritance Function Overloading Concepts Function Overloading Varieties Function Overloading Special Cases Defining Classes Creating and Using Class Objects Class Members Accessibility Class Function Types Inline Functions Constant Functions Nesting of Functions Class Members Scope Resolution Static Members in a Class Array of Objects Constructor Concepts Default Constructor Parameterized Constructor Copy Constructor Constructor Overloading Destructors Inheritance Fundamentals Public Derivations Private and Protected Derivations Multiple Inheritance Multi-Level Inheritance Class Nesting Data File Concepts Handling Text Files Handling Binary Files Pointer Concepts Pointer and Arrays Pointers and Functions Object Pointers This Pointer Linked Lists Stacks Queues