Answer the following statements true (T) or false (F)
1) A queue is a FIFO structure.
2) It is only possible to implement a queue using an array-based structure.
3) In a circular array-based implementation of a queue, the elements must all be shifted when the dequeue operation is called.
4) Java provides a Queue class that implements a queue collection
5) A queue reverses the order of the elements that it processes
1) T
2) F
3) F
4) F
5) F
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How many elements are in the array newArray after the following code is executed?
``` Dim firstArray() As Integer = {1, 2, 3} Dim secondArray() As Integer = {3, 4, 5, 6} Dim newArray() As Integer = firstArray.Concat(secondArray).ToArray ``` How many elements are in the array newArray after the following code is executed?
Every recursive definition can have zero or more base cases.
Answer the following statement true (T) or false (F)