Which of the statements is incorrect?

a$.$ Arithmetic operators are examples of unary operators, which are so named because they perform one operation at a time.

b$.$ In Java, operator precedence dictates that multiplication, division, and remainder always takes place prior to addition or subtraction in an expression.

c$.$ Floating$-$point arithmetic might produce imprecise results.

d$.$ Operator precedence refers to the rules for the order in which the parts of a mathematical expression are evaluated.