The link field in the last node of the linked list contains ...

MCQ

The link field in the last node of the linked list contains _________.

Link to the first node

Zero value

Pointer to the next element location

None of the above

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In linked lists there are no NULL links in

Single linked list

Linear doubly linked list

circular linked list

None of the above

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What is a skip list?

a linkedlist with size value in nodes

a linkedlist that allows faster search within an ordered sequence

a linkedlist that allows slower search within an ordered sequence

a tree which is in the form of linked list

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MCQ

When new element is added in the middle of singly linked list then ________.

Only elements that appear after the new element need to be moved

Only elements that appear before the new element need to be moved

No need to move element

Only elements that appear after the new element and before need to be moved

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MCQ

Given 10,8,6,7,9
swap the above numbers such that finally you got 6,7,8,9,10
so now reverse 10
9,7,6,8,10
now reverse 9
8,6,7,9,10
7,6,8,9,10
6,7,8,9,10
at this point 6 is ahead so no more reversing can be done so stop.
To implement above algorithm which datastructure is better and why ?

linked list. because we can swap elements easily

arrays. because we can swap elements easily

xor linked list. because there is no overhead of pointers and so memory is saved

doubly linked list. because you can traverse back and forth

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MCQ

In linked list implementation of a queue, where does a new element be inserted?

At the head of link list

At the centre position in the link list

At the tail of the link list

None of the mentioned

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Data Structure Basics

Abstract data types

Arrays

Lists

Stacks

Queues

Trees

Binary Trees

B Trees

Heaps

Hash based structures

Graphs

Mixed

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