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Which of the following piece of code has the functionality of counting the number of elements in the list?

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Consider a small circular linked list. How to detect the presence of cycles in this list effectively?

Keep one node as head and traverse another temp node till the end to check if its

Have fast and slow pointers with the fast pointer advancing two nodes at a time and slow pointer advancing by one node at a time

Cannot determine, you have to pre-define if the list contains cycles

None of the mentioned

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MCQ

Consider the following definition in c programming language.

struct node
{
int data;
struct node * next;
}
typedef struct node NODE;
NODE *ptr;

Which of the following c code is used to create new node?

ptr = (NODE*)malloc(sizeof(NODE));

ptr = (NODE*)malloc(NODE);

ptr = (NODE*)malloc(sizeof(NODE*));

ptr = (NODE)malloc(sizeof(NODE));

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MCQ

End of any list is called its

Tail

Terminator

Aborter

Committer

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A linear collection of data elements where the linear node is given by means of pointer is called?

Linked list

Node list

Primitive list

None of the above

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To which datastructure are skip lists similar to in terms of time complexities in worst and best cases?

balanced binary search trees

binary search trees

binary trees

linked lists

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Abstract data types

Arrays

Lists

Stacks

Queues

Trees

Binary Trees

B Trees

Heaps

Hash based structures

Graphs

Mixed

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