Consider the Following Code Snippet in the LinkedList<E> Class

question 75

Multiple Choice

Consider the following code snippet in the LinkedList<E> class:
Public void addAll(LinkedList<? extends E> other)
{
ListIterator<E> iter = other.listIterator() ;
While (iter.hasNext() )
{
Add(iter.next() ) ;
}
}
Which of the following statements about this code is correct?

• A) You must supply a specific type for the element type of other.
• B) For the element type of other, you must supply a type that is a subtype of E.
• C) For the element type of other, you must supply a type that is a supertype of E.
• D) For the element type of other, you must supply a type that is either a subtype or a supertype of E.

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Definitions:

Quadratic Trend Line

A parabola that best fits the data in a scatterplot, used to model relationships that follow a quadratic pattern, showing accelerations or decelerations in trends.

Mean Absolute Deviation

A measure of variability that calculates the average distance between each data point and the mean of the data set.

Actual Values

The observed or measured values in a dataset, as opposed to predicted or estimated values.

Forecast Values

The projected or predicted numerical values in the future based on current and historical data analysis.