If We Want a Create a Doubly-Linked List Data Structure

question 89

Multiple Choice

If we want a create a doubly-linked list data structure so that we can move from a node to the next node as well as to a previous node we need to add a previous reference to the Node class.Each such DNode (doubly-linked Node) will have a data portion and two DNode references, next and previous.How many references need to be updated when we remove a node from the beginning of a list with many nodes? Consider the first reference and neighboring node(s) .

• A)1
• B)2
• C)3
• D)4

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Definitions:

Homogeneous

Consisting of parts or elements that are all the same or similar in nature.

Heterogeneous

Composed of parts or elements that are different from each other, referring to diversity or variety within a group or structure.

Ingroup

Ingroup refers to a social group to which a person psychologically identifies as being a member.

Outgroup

A social group to which an individual does not identify or belong, often viewed with bias or prejudice.