Unit 7: ArrayList

• new ArrayList()

  Constructor for a new ArrayList
• boolean add(E obj)

  Appends obj to end of list
• E get(int index)

  Returns element at the position index
• int size(): Returns the number of elements in the list
• E set(int index, E obj): Replaces element at index with obj. Returns replaced element
• E remove(int index): Removes element from position index. Subtracts 1 from size and moves elements index and higher down one index.
• ConcurrentModificationException: A common error that occurs when attempting to modify an ArrayList while using an enhanced for loop.
• linear search: a method for finding a target value within a list. It sequentially checks each element of the list for the target value until a match is found or until all the elements have been searched.
• selection sort: Sorts an array by repeatedly finding the minimum value, and moving it to the front of the array.
• privacy: the "right to be free from unwarranted intrusion and to keep certain matters from public view"
• digital footprint: All of the information about a person that can be found online
• network protocols: define rules and conventions for communication between network devices