Question

what is the data type concepts of JavaScript?​

Answer 1

Answer:

In programming, data types is an important concept.

To be able to operate on variables, it is important to know something about the type.

Without data types, a computer cannot safely solve this:

var x = 16 + "Volvo";

Answer 2

It also define two trivial data types, null undefined , each of which define only a single value.