Which of the Following Correctly Initializes a Doubly Linked List

question 40

Multiple Choice

Which of the following correctly initializes a doubly linked list in the default constructor?

• A) head = nullptr;
• Back = nullptr;
• B) head = 0;
• Back = 0;
• Count = 0;
• C) first = 0;
• Last = 0;
• D) first = nullptr;
• Last = nullptr;
• Count = 0;

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Definitions:

Subordinates

Employees or team members who are at a lower rank or position than someone else in an organizational hierarchy.

Encode the Message

The process of converting information or ideas into a coded form for communication, ensuring clarity and understanding by the receiver.

Noise in the Process

Unexplained variations or disturbances in a system or process that obscure the desired signal or outcome.

Clear Understanding

A state of comprehension where all aspects and implications of a concept, situation, or instruction are fully grasped.