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(you can look at the quiz practice and compare your answers to these)

Which code matches this truth table?
X Y ?
0 0 0
0 1 1
1 0 1
1 1 0

Either x or y is true, but not both
(x || y ) && !(x&&y)

You need to include a CompareTo method in your class When it implements the Comparable interface

The truth table for (x && y) && (x || y) is
X y ?
0 0 0
0 1 0
1 0 0
1 1 1

An abstract class is something that is not completely defined, it's too general

Two routines cut and array in half: the merge sort and the binary search. The binary search only looks and does not rearrange any of the elements.

Super calls a method in the parent class from the child class.

The equals method comes from the Object class but is usually rewritten in the child classes.