D3.4 – Describe the uses of the primitive data types and the reference class string
Primitive Data Types
Primitive data types are most commonly used to store simple values.
They are also used as the building blocks of the more complex abstract data types.
It is important to know for the exam which data type you would use for a given scenario and why
Reference Class – string
Rather than having a simple data type string, Java has a class String. This means that Java provides a number of methods that can be used to manipulate Strings which is really helpful.