In the MLA style, notes are used only for optional explanatory content or bibliographic notes.

For the linked list implementation of the queue, where are the enqueue and dequeues performed?

a. Enqueue in front of the first element, dequeue the first element b. Enqueue after the last element, dequeue the last element c. Enqueue after the last element, dequeue the first element d. Enqueue in front of the first element, dequeue the last element e. Enqueue after the first element, dequeue the first element

In Java, array indexes always begin at ________________

a) -1 b) 0 c) 1 d) 2 e) you can declare an array to have any indexes you choose