Nominal data and ordinal data

are both groups of non-parametric variables used to store information. They are both classified under categorical data.

Are categorical and nominal data the same?

A categorical or discrete variable is one that has two or more categories (values). ... A nominal variable has no intrinsic ordering to its categories. For example, gender is a categorical variable having two categories (male and female) with no intrinsic ordering to the categories.

Is nominal categorical or continuous?

Nominal- and ordinal-scale variables are considered qualitative or categorical variables, whereas interval- and ratio-scale variables are considered quantitative or continuous variables.