In this example, Employee is a self-referential class because its next field has type Employee. This field is an example of a link field because it can store a reference to another object of its class ...

While singly-linked lists have many uses, they also present some restrictions. For one thing, singly-linked lists restrict node traversal to a single direction: you can’t traverse a singly-linked list ...

I am a little bit stuck. for homework, I need to find the smallest String and sort a list of Strings according to their sizes. I don't think I need to use array since it is not covered in class ...