Named ____ hold values that do not change during a program's execution.

MC A destructor executes when______ .

a) no references to the object exist. b) the object’s value is set to null. c) multiple copies of an object exist. d) None of the above.

In a queue implementation that uses an array of fixed size,

A) the array must be made so large that the queue will never run out of space B) it is necessary to use the array as a circular buffer C) the array must be created from an ArrayList object D) the queue must implement the List interface