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MCQ

What are implicit and explicit implementations of freelists?

garbage collection and new or malloc operators respectively

new or malloc and garbage collection respectively

implicit implementation is not favored

explicit implementation is not favored

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MCQ

If start is pointing to first node of the linked list then consider the following statement -

start = start->next;

current = start->next;

what will be the value of address field of current ?

5571

5572

3225

2184

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MCQ

What is the functionality of the following code? Choose the most appropriate answer.

Return data from the end of the list

Returns the data and deletes the node at the end of the list

Returns the data from the beginning of the list

Returns the data and deletes the node from the beginning of the list

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The time required to delete a node x from a doubly linked list having n nodes is

O (n)

O (log n)

O (1)

O (n log n)

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Direct or random access of elements is not possible in ...............

Linked list

Array

String

None of these

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In linked list implementation of queue, if only front pointer is maintained, which of the following operation take worst case linear time?

Insertion

Deletion

To empty a queue

Both Insertion and To empty a queue

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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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