a sequence of variables of the same data type;
- declaring a reference to the array
- instantiate the array
- datatype [] arrayname
- arrayname = new datatype [size]
- datatype [] arrayName = new datatype[size];
- datatype [] arrayname = {value1, value2, value3}
default value

.length and .length().
instantiate an array of objects
Auto [] cars = new Auto[];
Auto sportsCar = new Auto(jb, 1, 2);