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1. Design a circular positional list ADT that abstracts a circularly linked list in the same way…

1. Design a circular positional list ADT that abstracts a circularly linked list in the same way…

1. Design a circular positional list ADT that abstracts a circularly linked list in the same way that the positional list ADT abstracts a doubly linked list.2. Provide an implementation of the listiterator( ) method, in the context of the class LinkedPositionalList, that returns an object that supports the java.util.ListIterator interface described in Section 7.5.1.