When Using the Textbook's Implementation of a Singly Linked List

question 41

Multiple Choice

When using the textbook's implementation of a singly linked list to remove an element in the middle of the list, why it is necessary to check whether the previous reference equals the position reference?

• A)If previous equals position, the action does not follow a call to next.
• B)If previous equals position and an attempt is made to remove the node, the iterator would have to start at the beginning of the list to rebuild the links.
• C)If previous equals position, the iterator is at the beginning of the list and does not point to a valid node.
• D)If previous equals position, the iterator is at the end of the list and does not point to a valid node.

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Definitions:

Public Policy

A set of decisions and actions taken by government institutions regarding a specific issue that aims to resolve public concerns and promote the common good.

Date Rape

A form of sexual assault where the perpetrator is an acquaintance of the victim, often occurring in social or dating situations.

Drug Facilitated Rape

A form of sexual assault where the assailant uses drugs or alcohol to compromise the victim's ability to consent or resist.

Acquaintance Rape

A form of sexual assault committed by someone who knows the victim, as opposed to a stranger.