Correct me if I am wrong

Question

String, Boolean and Numeric, are all Variable types, or are there more?

Answer 1

String, boolean are datatypes but numeric is named Integer.We've many more but many aren't that important, but three also important would be:
- char - character value, a letter or a number, a Symbol.
- double - non-full numberers Like 0.5, 0.75 and etc.
- float - the same as Double with some spezific differents
Other not important data types would be short, long, etc. they mostly different number Limits.