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

question 84

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 middle of such a list? Consider the neighboring nodes.

• A)1
• B)2
• C)3
• D)4

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Definitions:

Pitch

A tone’s experienced highness or lowness; depends on frequency.

Frequency

The rate at which something occurs or is repeated over a particular period of time or in a given sample.

Steel Towns

Urban areas primarily developed around and dependent on the steel industry, characterized by steel mills, worker housing, and often a strong sense of community among workers.

Homestead

A dwelling with its land and buildings, occupied by the owner as a home and typically used for agriculture or similar purposes.