Linked List Operations That Were Studied Included Adding/removing an Element

question 72

Multiple Choice

Linked list operations that were studied included adding/removing an element at the end or in the middle, and retrieving the kth element.If the iterator is currently pointing to the correct location for insertion or removal, which of the following statements about these doubly-linked list operations is correct?

• A)The most expensive operation of a doubly-linked list is to add an element at the end.
• B)The most expensive operation of a doubly-linked list is to remove an element at the end.
• C)The most expensive operation of a doubly-linked list is to add an element in the middle.
• D)The most expensive operation of a doubly-linked list is to retrieve an arbitrary element.

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Expected Value

A measure in probability and statistics indicating the average outcome of a random event, calculated as the weighted average of all possible values.

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Height Centimeters

A measurement of how tall a person or object is, specified in centimeters.