Answer Posted / guest

There are two methods available
1.by using extends keyword
2.by using interfaces

What polymorphism means?

816

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What is difference between data abstraction and encapsulation?

847

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Can a varargs method be overloaded?

823

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#include #include #include #include void insert(struct btreenode **, int); void inorder(struct btreenode *); struct btreenode { struct btreenode *leftchild; struct btreenode *rightchild; int data; }; main() { struct btreenode *bt; bt=(struct btreenode *)NULL; int req,i=1,num; clrscr(); printf("Enter number of nodes"); scanf("%d",&req); while(i<=req) { printf("Enter element"); scanf("%d",&num); insert(&bt,num); i++; } inorder(bt); } void insert(struct btreenode **sr, int num) { if(*sr==NULL) { *sr=(struct btreenode *)malloc (sizeof(struct btreenode)); (*sr)->leftchild=(struct btreenode *)NULL; (*sr)->rightchild=(struct btreenode *)NULL; (*sr)->data=num; return; } else { if(num < (*sr)->data) insert(&(*sr)->leftchild,num); else insert(&(*sr)->rightchild,num); } return; } void inorder(struct btreenode *sr) { if(sr!=(struct btreenode *)NULL) { inorder(sr->leftchild); printf("\n %d",sr->data); inorder(sr->rightchild); } else return; } please Modify the given program and add two methods for post order and pre order traversals.

3522

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What is byval and byref? What are differences between them?

1961

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Can you explain polymorphism?

838

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How long to learn object oriented programming?

823

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What is for loop and its syntax?

811

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when to use 'mutable' keyword and when to use 'const cast' in c++

1895

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What are main features of oop?

879

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What is object-oriented programming? Webopedia definition

965

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what is the drawback of classical methods in oops?

3129

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Where You Can Use Interface in your Project

1630

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They started with the brief introduction followed by few basic C++ questions on polumorphism, inheritance and then virtual functions. What is polymorphims? How you will access polymorphic functions in C? How virtual function mechanism works?

1631

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Who invented oop?

849

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