Answer Posted / vivin

malloc is a dynamic memory allocation for pointers in C language. It stands for memory allocation. It is used to allocate continuous block of memory.

What is abstraction in oops?

983

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What is encapsulation and abstraction? How are they implemented in C++?

1064

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Why can't we have instance(stack) of a class as a member of the same class like eg.Class A{A obj;} as we can have self refential pointer

2089

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What is the highest level of cohesion?

987

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What is overloading in oop?

958

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Whats is abstraction in oops?

1022

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What are functions in oop?

996

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What is overloading in oops?

1091

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How can you overcome the diamond problem in inheritance?

1138

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Give two or more real cenario of virtual function and vertual object

2284

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How to hide the base class functionality in Inheritance?

1089

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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.

3699

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What is the importance of oop?

1038

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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?

1863

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What is encapsulation selenium?

953

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